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.

8___3
1810___
43___
19___15
___145
20___13
1817___
___513
___46
86___
2___1
___68
6___1
___81
168___
11___9
___612
17___13
___115
___63
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