Common Core Math Vocabulary

# Twenty - Definition with Examples

## Lets learn!

**What is number twenty?**

In mathematics, the number 20 represents a quantity or value of 20.

The whole number between 19 and 21 is 20. The number name of 20 is twenty.

20 is 10 more than 10.

Here are 20 cupcakes and 20 ladybugs.

## Lets sing!

*Twenty pennies in Jenny’s pocket,*

*She bought a red toy rocket!*

*Jenny spent all the twenty,*

*Now her pocket is all empty!*

## Lets do it!

Children can be asked to observe or count things around them that are twenty in number.

You can show your children books, magazines and encyclopedias to discuss facts related to the number twenty such as the distance (in feet) at which one stands to read the letters on a chart in an eye checkup, the number of faces a regular icosahedron has, the number of sectors on a dartboard.

## Related math vocabulary

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