Learning Objective: Find number bonds of 100

Find the following number bonds:

52 + ?? = 100

43 + ?? = 100

27 + ?? = 100

17 + ?? = 100

22 + ?? = 100

?? + 17 = 100

6? + ?7 = 100

?3 + 6? = 100

1? + ?1 = 100

9? + 7 = 100