Number Bonds Worksheet

Fill in the missing numbers to complete each number bond. The two parts at the bottom add up to the whole number at the top.

9___5
12___7
2___1
119___
171___
13___10
123___
19___3
1915___
20___1
145___
___72
5___4
___13
86___
42___
12___11
11___2
63___
3___1
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