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.

104___
21___
43___
1713___
10___7
138___
20___15
97___
6___5
86___
20___13
18___17
3___1
13___2
___191
___121
___12
___1010
151___
12___4
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