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A2 noun 10分で読める

centena

練習する例文メモとヒント centena 30秒で

解説 centena in your Level:

At the A1 level, you mainly learn to count from 1 to 100. You will use the word 'cien' for the number 100. The word 'centena' might appear in very basic math exercises where you learn about 'unidades' (ones), 'decenas' (tens), and 'centenas' (hundreds). At this stage, just remember that 'centena' is the name of the 'hundreds' group. You don't need to use it in conversation yet, but if you see a number like 100, think of it as one 'centena'. It is always a feminine word, so we say 'una centena'.

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As an A2 learner, you can start using 'centena' to describe groups. Instead of just saying 'cien personas', you can say 'una centena de personas'. This makes your Spanish sound a bit more advanced. You will also use it more in school or work contexts when talking about groups of things. Remember the formula: 'una centena de' + plural noun. For example, 'una centena de libros'. Also, pay attention to the plural 'centenas' which means 'hundreds'. It's a useful way to talk about large amounts without being perfectly exact.

At the B1 level, you should understand the stylistic difference between 'cien', 'centena', and 'centenar'. You use 'centena' when you want to emphasize the 'set' of one hundred. You will encounter it in news articles and more formal writing. You should also be comfortable using it in the plural to describe quantities: 'centenas de veces' (hundreds of times). At this level, you start to notice that 'centena' is very common in technical or administrative Spanish, such as when discussing inventory or population data.

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By B2, you should use 'centena' fluently in formal contexts. You understand that in Spain, 'centenares' is often preferred for 'hundreds of', while in Latin America, 'centenas' or 'cientos' is more common. You can use 'centena' to discuss mathematical concepts or to provide precise descriptions in professional reports. You also know how to use adverbial phrases like 'por centenas' to describe the manner in which something happens. Your agreement between the collective noun and the verb should be consistent, usually favoring the singular.

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At the C1 level, 'centena' is a tool for stylistic variety. you use it to avoid repeating 'cien' and to give your prose a more sophisticated, rhythmic feel. You are aware of its historical and literary connotations. You can distinguish between the nuance of 'una centena' (a specific group of 100) and 'centenares' (a vast, possibly imprecise number of hundreds). You use the word effortlessly in academic discussions about linguistics, mathematics, or history, and you understand its role in the evolution of the Spanish numbering system from Latin.

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For a C2 speaker, 'centena' is part of a deep numerical vocabulary. You use it with precision in highly formal or poetic contexts. You might use it to discuss the structure of the Spanish language itself or in complex statistical analysis. You have a perfect grasp of its nuances compared to 'centenar', 'centenario', and 'centésimo'. You can appreciate how authors use 'centena' to create specific imagery or to ground their writing in a particular formal register. Its usage is second nature, whether you are writing a thesis or delivering a formal speech.

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練習する例文メモとヒント

centena 30秒で

Centena is a feminine noun meaning a group of 100. It is often used with 'de' and a plural noun.
In mathematics, it refers to the 'hundreds' place value in the decimal system, following units and tens.
It is more formal than the simple number 'cien' and emphasizes the collective nature of the quantity.
While 'centena' is common for groups, 'centenares' (masculine) is often used for the general term 'hundreds'.

The Spanish word centena is a feminine noun that identifies a collective group consisting of exactly one hundred units. While English speakers often simply use the number 'one hundred' or the collective 'a hundred,' Spanish utilizes centena to emphasize the grouping as a single entity. It is a fundamental term in the Spanish mathematical system, particularly when discussing place value (units, tens, hundreds). Beyond the classroom, it appears in demographics, history, and literature to describe large quantities that are counted in blocks of a hundred. Understanding this word is crucial for moving beyond basic counting into more sophisticated descriptions of quantity and structure.

The Mathematical Context: In primary education across the Spanish-speaking world, children learn the 'valor posicional' (place value). The 'centena' is the third column from the right. For example, in the number 345, the '3' represents three centenas. This foundational use makes the word deeply ingrained in the logic of how Spanish speakers perceive numbers.
The Collective Usage: When used as a collective noun, it often appears as 'una centena de' followed by a plural noun. It implies a sense of mass or a significant, rounded amount. If you say 'una centena de soldados,' you are not just counting them; you are viewing them as a cohesive unit of a hundred.

El museo recibió una centena de nuevas piezas arqueológicas este mes.

Translation: The museum received a hundred new archaeological pieces this month.

It is important to distinguish centena from its masculine counterpart, centenar. While they are frequently synonymous, centena is strictly the group of 100, whereas centenar is more commonly used in the plural 'centenares' to mean 'hundreds' in a more vague, poetic, or expansive sense. For instance, 'centenares de personas' sounds more natural when describing a massive crowd than 'centenas de personas,' though both are grammatically correct. Use centena when the precision of the grouping or the mathematical structure is the priority.

Para completar el proyecto, necesitamos al menos una centena de voluntarios capacitados.

Frequency and Formality: The word is moderately formal. In casual conversation, people often say 'cien' (one hundred). However, when writing reports, academic papers, or news articles, centena provides a level of precision and stylistic variety that 'cien' lacks. It treats the number as a category rather than just a count.

In summary, centena is your go-to word for 'a set of one hundred.' Whether you are explaining why a number has a '3' in the third position or describing a significant collection of artifacts, this noun adds a layer of collective unity to the quantity. It bridges the gap between simple arithmetic and descriptive Spanish, allowing you to speak about quantities with the nuance of a native speaker who understands the weight of a full 'hundred'.

La centena es la unidad superior a la decena en el sistema decimal.

Using centena correctly requires understanding its grammatical role as a feminine noun. Unlike the number 'cien', which functions as an adjective or a direct numeral, centena acts like any other object. It can be modified by adjectives, follow prepositions, and requires an article (una, la, esta). The most common construction is [Articulo] + centena + de + [Sustantivo Plural].

Singular vs. Plural Usage: In the singular, 'una centena' refers to exactly one group of 100. In the plural, 'centenas' refers to multiple groups of 100 (hundreds). For example, 'centenas de aves' means hundreds of birds. Note that when using the plural to mean 'hundreds of...', the masculine 'centenares' is often preferred in European Spanish, while 'centenas' is very common in Latin America.

Hay más de una centena de errores en este código de programación.

Translation: There are more than a hundred errors in this programming code.

Another frequent usage is in the context of 'por centenas' (by the hundreds). This adverbial phrase describes how something is occurring or being distributed. If a store sells items 'por centenas', they are selling them in bulk lots of 100. This is common in industrial and commercial Spanish.

Las hormigas salían del hormiguero por centenas tras la lluvia.

Place Value in Math: In a mathematical sentence, you might say: 'El número 500 tiene cinco centenas.' This is the most precise way to describe the structure of a number. Here, 'centena' is a unit of measurement within the decimal system.

When you want to emphasize a large but specific-sounding quantity, 'una centena' sounds more deliberate than 'cien'. It suggests you have actually grouped or counted them. For instance, 'He leído cien libros' (I've read 100 books) is a simple fact. 'He leído una centena de libros' (I've read a hundred books) sounds like you've reached a significant milestone or completed a specific set.

Cada centena de folletos tiene un costo de producción de diez euros.

Finally, consider the agreement with verbs. When 'una centena de [plural noun]' is the subject, the verb can technically be singular (agreeing with 'centena') or plural (agreeing with the noun). However, singular agreement is often considered more formal: 'Una centena de personas acudió al evento' (A hundred people attended the event). Using the plural 'acudieron' is also widely accepted in modern speech.

You will encounter centena in several specific environments. While 'cien' dominates daily life, centena finds its home in structured, descriptive, and technical Spanish. Understanding these contexts will help you recognize when to use it yourself to sound more natural and precise.

The News and Media: Journalists often use 'una centena' or 'centenas' to report on crowds, casualties, or statistics. It provides a more narrative feel than raw numbers. You might hear a news anchor say, 'Una centena de manifestantes se reunió frente al parlamento,' giving the group a sense of collective identity.

La policía informó que una centena de vehículos quedaron atrapados en la nieve.

In educational settings, particularly elementary schools, centena is a constant presence. Teachers use it to explain the decimal system. If you are helping a Spanish-speaking child with math homework, you will hear '¿Cuántas centenas hay en este número?' (How many hundreds are in this number?). This is the most literal and common use of the word.

En la clase de matemáticas, aprendimos a descomponer números en unidades, decenas y centenas.

Business and Wholesale: In logistics, manufacturing, and wholesale trade, items are often packed and sold by the hundred. A supplier might quote a price 'por centena'. This is standard business terminology for bulk quantities that aren't large enough to be measured in thousands but are too large for individual units.

Finally, you will find it in literature and historical texts. Authors use 'una centena' to evoke a specific image of a rounded, significant group. It feels more 'classical' than 'cien'. In a history book describing a battle, 'una centena de jinetes' (a hundred horsemen) sounds more evocative than 'cien jinetes'. It frames the group as a tactical unit.

El autor escribió una centena de poemas antes de publicar su primer libro.

Whether in a classroom, a warehouse, a news broadcast, or a novel, centena is the word used to treat the number 100 as a tangible, collective object. Its presence signals a shift from simple counting to organized description.

While centena is a straightforward word, English speakers and even intermediate Spanish learners often trip over its specific grammatical requirements and its relationship with similar numerical words.

Confusing 'Centena' with 'Cien': The most common mistake is using 'centena' as a numeral. You cannot say 'Hay centena personas.' You must say 'Hay una centena de personas' or simply 'Hay cien personas.' Remember: centena is a noun (like 'a group'), while cien is a number.

❌ Compré centena de manzanas.
✅ Compré una centena de manzanas.

Another error is forgetting the preposition 'de'. Because 'centena' is a collective noun, it requires 'de' to link it to the objects being counted. This is exactly like the English 'a dozen of eggs' (though in English 'of' is often dropped, in Spanish 'de' is mandatory).

❌ Una centena libros.
✅ Una centena de libros.

Centena vs. Centenar: While often interchangeable, 'centena' is the mathematical unit, whereas 'centenar' is the more general collective. In the plural, 'centenares' is much more frequent in Spain to mean 'hundreds'. Using 'centenas' in Spain might sound slightly 'math-heavy' or Latin American, though it is not incorrect.

A subtle mistake involves the 'a' in 'a centena'. In English, we say 'a hundred'. In Spanish, 'cien' does not need an 'a' (you just say 'cien'), but 'centena' *does* need the article 'una'. This leads to confusion where learners either add 'un' to 'cien' (incorrect) or drop 'una' from 'centena' (incorrect).

El sistema decimal se basa en unidades, decenas y centenas, no en 'cientos'.

Lastly, be careful with the word 'ciento'. 'Ciento' is used for numbers from 101 to 199 (ciento uno, ciento dos). It is also used in 'por ciento' (percent). It is rarely used as a standalone collective noun like centena is. If you mean 'a group of 100', stick to centena.

Spanish has several ways to express the concept of 'one hundred'. Choosing the right one depends on whether you are counting, grouping, or describing a vague large quantity. Here is how centena compares to its neighbors.

Centena vs. Cien: Cien is the numeral adjective. Use it for direct counting: 'Cien dólares'. Centena is the noun for the group: 'Una centena de dólares'. Use cien for speed and simplicity; use centena for emphasis on the set.
Centena vs. Centenar: Centenar is a masculine noun. It is almost identical in meaning to centena. However, 'centenar' is more common in the plural 'centenares' to mean 'hundreds of'. If you are talking about place value in math, always use centena. If you are talking about 'hundreds of people' in a news report, 'centenares' is more idiomatic in many regions.

Mientras que una centena es exactamente cien, los centenares sugieren una cantidad imprecisa y elevada.

Other related terms include:

Ciento: Used in compound numbers (ciento cinco) and percentages (diez por ciento).
Centésimo: The ordinal number (100th). 'El centésimo aniversario'.
Centenario: A noun meaning a 100th anniversary or an adjective meaning 'century-old'.

No es lo mismo cumplir una centena de años que celebrar un centenario.

When to use 'Cientos': In Latin America, 'cientos de...' is the most common way to say 'hundreds of...'. In this context, 'cientos' functions as a plural noun. It is less formal than 'centenas' or 'centenares'. For example: 'Había cientos de personas en la fiesta'.

In summary, use centena when you want to sound precise, mathematical, or slightly more formal. Use cien for everyday counting. Use centenares or cientos when you want to emphasize a large, plural quantity of hundreds.

How Formal Is It?

豆知識

The word 'centena' was used in medieval administrative Spanish to denote a specific territorial or military division consisting of 100 households or men.

発音ガイド

UK /θenˈtena/

US /senˈtena/

Penultimate (second to last syllable): cen-TE-na.

韻が合う語

arena ballena cena llena pena escena colmena serena

よくある間違い

Pronouncing the 'c' like a 'k'.
Stress on the first syllable (CEN-tena).
Confusing with 'setenta' (70).
Nasalizing the 'en' too much.
Dropping the final 'a'.

難易度

読解 2/5

Easy to recognize due to the 'cent-' prefix.

ライティング 3/5

Requires remembering the feminine gender and 'de' preposition.

スピーキング 3/5

Pronunciation is easy, but distinguishing from 'setenta' is key.

リスニング 2/5

Common in news and educational contexts.

次に学ぶべきこと

前提知識

cien ciento diez unidad número

次に学ぶ

centenar millar millón centésimo centenario

上級

centuplicar centuria sistema decimal valor posicional

知っておくべき文法

Collective Noun Agreement

Una centena de personas *fue* (singular) o *fueron* (plural).

Feminine Gender

*La* centena, *una* centena.

Preposition 'de'

Centena *de* algo.

Pluralization

Centena -> Centenas.

Place Value Order

Unidades, decenas, centenas.

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レベル別の例文

El número cien es una centena.

The number one hundred is one hundred-group.

Centena is a feminine noun.

Una centena tiene diez decenas.

A hundred has ten tens.

Ten tens make one hundred.

Escribe una centena en el papel.

Write one hundred on the paper.

Imperative form of 'escribir'.

Tengo una centena de lápices.

I have a hundred pencils.

Use 'de' after 'centena'.

La centena es mayor que la decena.

The hundred is larger than the ten.

Comparison using 'mayor que'.

Hay una centena de flores aquí.

There is a hundred flowers here.

Singular verb 'hay' with 'una centena'.

Cien unidades son una centena.

One hundred units are one hundred.

Plural subject 'unidades'.

Mi abuelo tiene una centena de años.

My grandfather is a hundred years old.

Collective way to say 100 years.

La centena de manifestantes marchó por la calle.

The hundred protesters marched through the street.

Singular verb 'marchó' agreeing with 'centena'.

Necesitamos comprar una centena de sillas.

We need to buy a hundred chairs.

Infinitive 'comprar' after 'necesitamos'.

El libro tiene una centena de páginas.

The book has a hundred pages.

Describing a total amount.

Venden los huevos por centenas.

They sell the eggs by the hundreds.

Prepositional phrase 'por centenas'.

Hay centenas de pájaros en el árbol.

There are hundreds of birds in the tree.

Plural 'centenas' for 'hundreds'.

Ella colecciona una centena de monedas antiguas.

She collects a hundred ancient coins.

Direct object 'una centena'.

El granjero tiene una centena de ovejas.

The farmer has a hundred sheep.

Possessive 'tiene'.

Solo falta una centena de metros para llegar.

There's only a hundred meters left to arrive.

Measuring distance.

Una centena de expertos analizó el problema.

A hundred experts analyzed the problem.

Formal singular agreement.

El archivo contiene una centena de documentos históricos.

The archive contains a hundred historical documents.

Using 'contiene' for contents.

Centenas de personas esperaban bajo la lluvia.

Hundreds of people were waiting in the rain.

Imperfect tense for ongoing action.

El valor de la centena es clave en este cálculo.

The value of the hundred is key in this calculation.

Abstract noun use.

Se estima que una centena de especies desapareció.

It is estimated that a hundred species disappeared.

Passive 'se estima'.

La empresa produjo una centena de prototipos.

The company produced a hundred prototypes.

Preterite 'produjo'.

Caminaron centenas de kilómetros por el desierto.

They walked hundreds of kilometers through the desert.

Plural collective.

Recibimos una centena de quejas este mes.

We received a hundred complaints this month.

Business context.

La centena de soldados resistió el ataque inicial.

The hundred soldiers resisted the initial attack.

Group as a single unit.

A pesar de las centenas de advertencias, él continuó.

Despite the hundreds of warnings, he continued.

Concession 'a pesar de'.

El precio por centena es más económico que por unidad.

The price per hundred is cheaper than per unit.

Commercial comparison.

Había centenas de libélulas sobre el estanque.

There were hundreds of dragonflies over the pond.

Descriptive plural.

Una centena de familias fue evacuada por la inundación.

A hundred families were evacuated because of the flood.

Passive voice with collective noun.

El autor dedicó una centena de páginas a ese evento.

The author dedicated a hundred pages to that event.

Specific allocation of quantity.

Se han registrado centenas de casos nuevos.

Hundreds of new cases have been registered.

Present perfect 'se han registrado'.

La centena de obras de arte fue subastada ayer.

The hundred works of art were auctioned yesterday.

Singular feminine agreement.

La centena constituye la base de la organización decimal.

The hundred constitutes the base of the decimal organization.

Formal verb 'constituye'.

Centenas de voces se alzaron en un grito unísono.

Hundreds of voices rose in a unison cry.

Metaphorical use of voices.

Una centena de años no basta para borrar la historia.

A hundred years is not enough to erase history.

Philosophical statement.

El informe detalla una centena de irregularidades fiscales.

The report details a hundred tax irregularities.

Professional terminology.

Surgieron centenas de dudas tras la conferencia.

Hundreds of doubts arose after the conference.

Abstract use of 'centenas'.

La centena de voluntarios trabajó incansablemente.

The hundred volunteers worked tirelessly.

Adverb 'incansablemente'.

El éxito se debió a una centena de pequeños detalles.

The success was due to a hundred small details.

Causal 'se debió a'.

Vimos centenas de estrellas fugaces esa noche.

We saw hundreds of shooting stars that night.

Poetic observation.

La centena de poemas conforma su legado literario.

The hundred poems make up his literary legacy.

Verb 'conforma' (makes up).

A lo largo de una centena de leguas, no vimos alma.

Over a hundred leagues, we didn't see a soul.

Archaic measurement 'leguas'.

Centenas de matices diferencian ambas teorías.

Hundreds of nuances differentiate both theories.

Nuanced academic comparison.

Una centena de almas se encomendó al destino.

A hundred souls entrusted themselves to fate.

Literary 'almas' for people.

La precisión de la centena es vital en la astronomía.

The precision of the hundred is vital in astronomy.

Scientific importance.

Se desplegaron centenas de recursos para la búsqueda.

Hundreds of resources were deployed for the search.

Administrative 'desplegaron'.

Una centena de razones avalan esta decisión.

A hundred reasons support this decision.

Verb 'avalan' (to back/support).

El tiempo, esa centena de inviernos, lo cambió todo.

Time, those hundred winters, changed everything.

Apposition and metaphor.

よく使う組み合わせ

una centena de

por centenas

la centena de

varias centenas

centena de millar

primera centena

completar la centena

valor de centena

casi una centena

centena exacta

よく使うフレーズ

una centena de veces

— Doing something 100 times, often used for emphasis.

Te lo he dicho una centena de veces.

centenas de miles

— Hundreds of thousands.

Centenas de miles de personas protestaron.

la cifra de las centenas

— The hundreds digit in a number.

Mira la cifra de las centenas.

agrupar por centenas

— To group items in sets of 100.

Debemos agrupar los clavos por centenas.

superar la centena

— To go over 100.

El marcador superó la centena.

una centena larga

— A bit more than 100.

Había una centena larga de invitados.

centenas de años

— Hundreds of years.

Este árbol tiene centenas de años.

en la centena de

— In the hundreds range.

El precio está en la centena de euros.

una centena de ejemplos

— Many examples (exactly 100 or roughly).

Podría darte una centena de ejemplos.

por cada centena

— For every hundred.

Hay un error por cada centena de palabras.

よく混同される語

centena vs setenta

Sounds similar (70 vs 100 group).

centena vs centenar

Masculine version, often interchangeable but stylistic differences exist.

centena vs centenario

Refers to a 100th anniversary, not the group itself.

慣用句と表現

"no llegar a la centena"

— To not reach the expected goal or a high number.

Su puntuación no llegó a la centena.

Neutral

"contar por centenas"

— To have so many of something that you count in large blocks.

Sus éxitos se cuentan por centenas.

Metaphorical

"ser una centena"

— To be a complete, rounded group.

Ya somos una centena en el club.

Neutral

"la centena del diablo"

— Often used in folklore to refer to a cursed group of 100.

Dicen que es la centena del diablo.

Informal/Folklore

"a la centena"

— Exactly at 100.

Llegó a la centena y paró.

Neutral

"perder la centena"

— To lose track of a large count.

Perdí la centena con tanto ruido.

Colloquial

"centena de oro"

— A prestigious group of 100.

Forma parte de la centena de oro.

Formal

"centena muerta"

— A set of 100 that is no longer useful.

Esas piezas son una centena muerta.

Technical

"centena y pico"

— A hundred and a bit more.

Había una centena y pico de personas.

Informal

"clavar la centena"

— To get exactly 100.

Clavó la centena en el examen.

Informal

間違えやすい

centena vs cien

Both mean 100.

Cien is the number/adjective; centena is the noun for the group.

Cien euros vs Una centena de euros.

centena vs cientos

Both refer to hundreds.

Cientos is the plural number; centenas is the plural noun group.

Cientos de personas vs Centenas de personas.

centena vs centésimo

Both have 'cent-'.

Centésimo is the order (100th); centena is the quantity (100).

El centésimo lugar.

centena vs centuria

Both refer to 100.

Centuria is usually military or historical (a century of years).

La centuria romana.

centena vs decena

Same structure.

Decena is 10; centena is 100.

Una decena de huevos.

文型パターン

Es una centena.

Cien es una centena.

Una centena de [Sustantivo].

Una centena de gatos.

Hay centenas de [Sustantivo].

Hay centenas de hormigas.

Por centenas.

Crecen por centenas.

La cifra de las centenas es...

La cifra de las centenas es ocho.

Apenas una centena de...

Apenas una centena de socios acudió.

[Verbo] por centenas.

Se cuentan por centenas.

Una centena de [Sustantivo] [Verbo Singular].

Una centena de almas suspiró.

語族

名詞

centenar

centuria

centenario

centésimo

動詞

centuplicar

形容詞

centenario

centuplicado

centésimo

使い方

frequency

Common in educational and technical contexts; moderate in speech.

よくある間違い

Un centena → Una centena
Centena is a feminine noun, so it requires the feminine article.
Centena personas → Una centena de personas
As a collective noun, it needs an article and the preposition 'de'.
Un cien → Cien / Una centena
You don't put 'un' before the number 'cien'.
Centenas de personas fue... → Centenas de personas fueron...
With plural 'centenas', the verb must be plural.
Cifra de los cientos → Cifra de las centenas
In place value, 'centenas' is the standard term, not 'cientos'.

ヒント

Gender Consistency

Always keep 'centena' feminine. 'Las centenas son útiles' (The hundreds are useful).

Math Context

Use 'centena' when teaching or learning place value: unidades, decenas, centenas.

Narrative Variety

Swap 'cien' for 'una centena de' in your writing to make it sound more professional.

Avoid 'Un Cien'

English speakers often say 'a hundred'. Never say 'un cien' in Spanish. Say 'cien' or 'una centena'.

Focus on the 'N'

The 'n' in 'centena' helps you distinguish it from numbers like 'setenta'.

Bulk Sales

Look for 'por centena' in wholesale markets for better prices.

Suffix Link

Link it with 'decena' (10) and 'docena' (12) as they share the same 'grouping' logic.

Education

Remember that every Spanish-speaking child knows this word from math class.

Preposition Rule

Always check for the 'de' after 'centena' when followed by a noun.

Adverbial Use

Use 'por centenas' to describe something happening in large, overwhelming quantities.

暗記しよう

記憶術

Think of a 'CENTury' (100 years). A 'CENTena' is just a 'CENTury' of things.

視覚的連想

Imagine a 10x10 grid of 100 small blocks. That whole grid is one 'centena'.

Word Web

100 Matemáticas Grupo Cien Decena Unidad Cantidad Colección

チャレンジ

Try to find three things in your house that you have a 'centena' of (like rice grains, pages, or pennies).

語源

From Latin 'centēna', the feminine of 'centēnus' (hundred each, a hundred). It shares the same root as 'centum' (hundred).

元の意味： A group of one hundred or relating to the number one hundred.

Indo-European > Italic > Romance > Spanish.

文化的な背景

No sensitive connotations; purely numerical and descriptive.

In English, we say 'a hundred' or 'one hundred'. We rarely use a specific noun like 'centena' unless we say 'a century' (years) or 'a hundredfold'.

Cien años de soledad (Gabriel García Márquez) - uses the concept of 100 years. Centenares de... - common in Spanish literature. Tablas de centenas - common educational tool.

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実際の使用場面

Math Class

¿Cuántas centenas?
Suma una centena.
La posición de la centena.
Descomponer en centenas.

Shopping/Wholesale

Precio por centena.
Venta por centenas.
Una centena de unidades.
Descuento por centena.

News Reporting

Una centena de heridos.
Centenas de manifestantes.
Una centena de viviendas.
Se cuentan por centenas.

History/Literature

Una centena de años.
Una centena de caballeros.
A través de las centenas.
La centena perdida.

Everyday Tasks

Tengo una centena de correos.
Una centena de fotos.
Una centena de pasos.
Falta una centena.

会話のきっかけ

"¿Sabías que una centena de personas se inscribieron al curso?"

"¿Cuántas centenas de páginas tiene tu libro favorito?"

"¿Alguna vez has contado una centena de algo a mano?"

"En tu país, ¿venden productos por centenas en el mercado?"

"¿Crees que una centena de años es tiempo suficiente para cambiar el mundo?"

日記のテーマ

Escribe sobre un momento en el que viste una centena de algo (pájaros, flores, gente).

Si tuvieras una centena de dólares extra, ¿en qué los gastarías hoy?

Describe la importancia de la centena en el sistema decimal que usamos.

Imagina que vives una centena de años. ¿Cómo sería el mundo en el futuro?

Haz una lista de una centena de cosas por las que estás agradecido.

よくある質問

10 問

Es femenino. Siempre se dice 'la centena' o 'una centena', incluso si cuentas cosas masculinas como 'libros'.

'Cien' es el número exacto usado como adjetivo (cien casas). 'Centena' es un sustantivo que describe el grupo (una centena de casas).

Se usa para decir 'hundreds of something'. Por ejemplo: 'centenas de estrellas'.

En matemáticas, usa 'centena'. En lenguaje general, ambos son correctos, pero 'centenar' es muy común en España para grupos de personas.

No, es incorrecto. Debes decir 'una centena' porque el sustantivo es femenino.

Es el número 100,000. Es una forma de decir 'cien mil' en el sistema decimal.

Se puede, pero es más común decir 'un siglo' o 'cien años'.

Se dice 'valor posicional', y la centena es una de sus partes.

Es un poco más formal que 'cien', pero se usa comúnmente en las escuelas y en las noticias.

Solo si te refieres al concepto matemático. Si hablas de objetos, necesitas 'de' (una centena de manzanas).

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