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Missing numbers in equations
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Learn it The equals sign means both sides have the same value. Use the opposite operation to find the missing number.
Example: $35 + \square = 62$
- What do we add to 35 to make 62?
- Subtract: $62 - 35 = 27$.
- Check: $35 + 27 = 62$. The missing number is 27.
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