Facts to 20

Facts to twenty are any two numbers that are added together to make twenty. 

For example:

10+10

9+11

8+12

7+13

6+14

5+15

Number bonds can help with facts to twenty and harder equations. Number bonds is simple addition to a tidy number like 10, 50 and 90. Making a number bonds rainbow can help understand what two numbers add to twenty.

The number bonds strategy helps to learn and get better at basic facts to twenty. 

LI:To learn number bonds to twenty