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.

21___
11___4
16___13
___21
___89
135___
1511___
___213
___66
147___
75___
9___1
14___12
119___
4___3
114___
1110___
7___1
75___
___75
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