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.

74___
___21
3___1
___114
10___3
14___13
15___4
16___14
21___
131___
135___
6___3
10___8
13___3
15___6
12___9
3___2
71___
1715___
2___1
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