Maths

 Week 2, Lesson 5; Find and Make Number bonds to 20.

Can you write down the number bonds to 10 as a list. Alongside these sentences write the number bonds to 20. Can you see the relationship between them?

eg:  1 + 9 = 10   11 + 9 = 20

       2 + 8 = 10   12 + 8 = 20