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___
54___
16___7
12___4
12___3
65___
144___
21___
1210___
173___
18___5
198___
51___
7___5
51___
19___17
12___9
3___2
61___
1916___
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