Name:____________________________________________ Date:______________________
Subject:Math - Subtraction Within 20 (Part Whole Model) Mark:  

Look at the model and complete the subtraction sentence

1)
10
8?

- =
2)
17
10?

- =
3)
8
?7

- =
Answer Key

1) 10 - 8 = 2
2) 17 - 10 = 7
3) 8 - 7 = 1