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
143___
15___10
3___1
3___1
___73
15___1
159___
1916___
13___12
9___3
41___
73___
___212
15___14
153___
10___1
1611___
149___
32___
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