Common Core Math Vocabulary

# One - Definition with Examples

## Let's learn!

**What is number one?**

In mathematics, the number 1 represents a single entity, a quantity or value of 1. The whole number between 0 and 2 is 1. The number name of 1 is one.

Little Riri is showing 1 finger.

Here is 1 balloon, 1 lion, and 1 moon.

## Let's sing!

*One little funny clown,*

*Wears one shiny crown.*

*He dances around one town,*

*One skip, one hop and a turn around.*

## Let's do it!

Children can be asked to observe or count things around them that are one in number. For instance, you can ask your child to name the parts of the body that are one in number.

Instead of giving your child number worksheets, you can ask them to observe and name the things in their room that are one in number.

## Related vath vocabulary

The Complete K-5 Math Learning Program Built for Your Child