21 in Words - How to Write 21 in English Words

Last Updated on Jul 24, 2024
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The number 21 can be spelled out as Twenty-one . This article provides an insight into how to write 21 in words, which can be useful in various aspects of life. For instance, if you purchase a book for Rs. 21, you can express it as “I bought a book for Twenty-one Rupees”. This article will guide you on how to convert 21 into words.

You can express numbers in words using the English language. Hence, 21 can be read as “Twenty-one” in English.

21 in words

Twenty-one

Twenty-one in Numbers

21

21 in English Words

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How to Write 21 in Words?

This section will guide you on how to write 21 in words using the place value chart. The detailed explanation provided here will help students grasp the basic concepts of counting numbers. 21 is a two-digit number, and its place value chart is given below.

Tens

Ones

2

1

Let's break down 21 into its expanded form:

2 × Ten + 1 × One

= 2 × 10 + 1 × 1

= 20 + 1

= 21

= Twenty-one

Hence, 21 in words is written as Twenty-one.

More to read: Place value

About the Number 21

21 is a natural number that comes after 20 and before 22.

21 in words – Twenty-one

Is 21 an odd number? – Yes

Is 21 an even number? – No

Is 21 a perfect square number? – No

Is 21 a perfect cube number? – No

Is 21 a prime number? – No

Is 21 a composite number? – Yes

More Articles for Maths

Frequently Asked Questions

21 can be written in words as “Twenty-one”.

21 can be written on a cheque as Twenty-one rupees only.

21 is an odd number as it cannot be divided by 2.

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