Missing Number Worksheet

Fill in the missing numbers to complete each equation. Think about what number makes the equation true!

2 + ___ = 5
8 - ___ = 6
___ - 6 = 2
___ × 1 = 2
12 ÷ 3 = ___
4 + 1 = ___
5 × ___ = 40
36 ÷ ___ = 6
___ × 3 = 15
___ ÷ 2 = 1
___ × 2 = 6
1 + 3 = ___
2 - 1 = ___
14 ÷ 2 = ___
1 × ___ = 6
21 ÷ ___ = 3
1 × 9 = ___
20 ÷ 5 = ___
1 + ___ = 5
45 ÷ 5 = ___
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