  ### Comprehensive & curriculum aligned

In this worksheet, students become familiar with the vocabulary related addition. Key stage:  KS 1

Curriculum topic:   Number: Addition and Subtraction

Curriculum subtopic:   Solve Add/Subtract Problems to 100

Difficulty level:   #### Worksheet Overview

Adding whole numbers means that we are combining numbers to form a total.

We call the total in addition 'the sum.' The sum always means addition, it is the total of when numbers are added together.

Let's look at an example: 3 + 4 = 7

The sum of 3 and 4 is 7.

Example

What is the sum of 13 and 3?

Start at 13 and count 3 forwards.

The sum of 13 and 3 is 16

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