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Find the Number: What Makes the Sum Correct? (1)

In this worksheet, students find the missing number in a sum by using addition and subtraction.

'Find the Number: What Makes the Sum Correct? (1)' worksheet

Key stage:  KS 2

Curriculum topic:   Number: Addition and Subtraction

Curriculum subtopic:   Use Correct Methods to Problem Solve

Difficulty level:  

Worksheet Overview

In this worksheet you must find the missing number in a sum.

 

Example

Find the number that makes the sum correct.

40 + __ = 67

 

Answer

The opposite (inverse) of adding is subtracting.

So we work out 67 - 40 = 27

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