Number Names or Numbers in Words are the English words we use to represent/ spell numbers. Instead of writing numbers using digits (like 1, 2, 3), we spell them out in words (like one, two, three). The given images below shows the word representation of number names from 1 to 20 . Learn the spelling of numbers 1 to 20 with fun activities and songs for Kindergarten Kids Number names 1 to 20 in Maths represents numbers 1 to 20 in word format. For example, the number 7 is written as seven, and the number 11 is written as eleven, and so on. The number names from 1 to 20 are written using place values such as ones, tens, hundreds, etc.