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Mental Addition and Subtraction of Positive and Negative Numbers

In this worksheet, students add and subtract positive and negative numbers in their heads.

'Mental Addition and Subtraction of Positive and Negative Numbers' worksheet

Key stage:  KS 3

Curriculum topic:   Number

Curriculum subtopic:   Use Four Operations for All Numbers

Difficulty level:  

Worksheet Overview

The calculations in this worksheet must be done in your head before writing down the answers.

 

Examples

(-9) - (-8) = (-9) + 8 = 8 - 9 = -1

82 + (-6) = 82 - 6 = 76

(-5) - 5 = -10

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