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.

4___3
209___
___123
14___13
107___
155___
20___10
___52
___32
75___
___215
18___8
1512___
11___5
___313
85___
87___
203___
16___12
___21
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