# Recognise Odd or Even Numbers from a Subtraction

In this worksheet, students will carry out a subtraction and decide whether the difference is odd or even.

Key stage:  KS 1

Curriculum topic:   Number: Addition and Subtraction

Curriculum subtopic:   Solve Add/Subtract Problems to 100

Popular topics:   Subtraction worksheets

Difficulty level:

#### Worksheet Overview

In this activity, we will be carrying out a subtraction and then deciding whether the answer is odd or even.

Example

Is the answer to this odd or even?

81 - 61

Answer

81 - 61 = 20

Numbers that end in the digit 0, 2, 4, 6 or 8 are even.

Numbers that end in the digit 1, 3, 5, 7 or 9 are odd.

20 is even.

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