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Understand How to Use Inverse Operation to Find a Missing Number

In this worksheet, students will find the missing number in a calculation using subtraction.

'Understand How to Use Inverse Operation to Find a Missing Number' worksheet

Key stage:  KS 2

Year:  Year 4 Maths worksheets

Curriculum topic:   Number: Addition and Subtraction

Curriculum subtopic:   Use Correct Methods to Problem Solve

Difficulty level:  

Worksheet Overview

In this activity, we will be finding the missing number in a calculation.

 

Example

Find the number that makes the calculation correct.

40 + __ = 67

 

Answer

The opposite (inverse) of adding is subtracting.

So we work out 67 - 40 = 27

 

Let's practise this skill in the following questions.

 

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