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
___21
___145
9___5
___66
___317
123___
4___3
___98
5___2
18___15
4___3
11___3
97___
9___5
5___4
___125
4___2
1413___
___61
🔄 Generate New