Adding and Subtracting Negative Numbers: Step-by-Step Example
22 October 2026
Adding and subtracting negative numbers can feel tricky at first. Using a number line helps your child see how to move in the right direction when working with negatives.
Worked example
−2 + (−5)
Step 1: Start at −2 on the number line.
Step 2: Adding a negative means move 5 spaces left.
Step 3: Count left: −2 → −3 → −4 → −5 → −6 → −7.
The correct answer is −7.
Click or tap on the number line to answer
After seeing this example, your child will recognise how to add a negative number by moving left on the number line. They are now ready to try similar questions and build confidence with negative numbers.
