Subtracting on a Number Line
(KS2, Year 4)
The LessonA number line can be used to subtract numbers.
Imagine we wanted to find 7 − 3.
How to Subtract on a Number LineSubtracting on a number line is easy.
QuestionUse a number line to find 7 − 3.
Find 7 on the number line.
7 − 3
Move 3 to the left along the number line.
7 − 3
Read off the number you have reached.
Answer:7 − 3 = 4
Lesson SlidesThe slider below shows another real example of how to subtract on a number line. Open the slider in a new tab
To Subtract, Go LeftSubtracting means going left on a number line.
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