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.

9___6
___25
20___12
16___12
19___17
10___2
11___3
___73
___13
15___6
5___4
31___
203___
13___12
2___1
1110___
3___2
19___14
143___
149___
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