18 in Words

We can write 18 in words as Eighteen. With the help of a place value chart, we can easily derive the number 18 in words. If you have 18 candies, then you can say, “I have Eighteen candies with me”. However, 18 is a cardinal number since it denotes some specific amount.

18 in English Words

We generally write numbers in words using the English alphabet. Thus, we can read 18 using the words in English as “Eighteen”.

How to Write 18 in Words?

18 is a two-digit number so let’s make a place value chart with two columns as shown below.

Here, ones = 8 and tens = 1.

So, let us expand these digits as per the place values and combine the results to get the final number.

1 × Tens + 8 × Ones

= 1 × 10 + 8 × 1

= 10 + 8

= 18

= Eighteen

Therefore, 18 in words = Eighteen.

Interesting way of writing 18 in words:

1 = One

8 = Eight

10 = Ten

10 + 8 = 18

Ten + Eight = Eighteen

Thus, the word form of 18 is Eighteen.

Facts About the Number 18

18 is a natural number that is the successor of 17 and the predecessor of 19.

18 in words – Eighteen

Is 18 an odd number? – No

Is 18 an even number? – Yes

Is 18 a prime number? – No

Is 18 a composite number? – Yes

Is 18 a perfect square number? – No

Is 18 a perfect cube number? – No

How do you write 18 in Roman numerals? – XVIII

1 to 20 in Words

Get the conversion of some particular numbers to words here.

21 in words = Twenty-one

27 in words = Twenty-seven

30 in words = Thirty

35 in words = Thirty-five

40 in words = Forty

50 in words = Fifty

90 in words = Ninety