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.

16___5
21___
3___1
15___13
174___
21___
207___
___21
9___4
1816___
13___5
185___
157___
6___4
51___
___25
2___1
32___
13___6
131___
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