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Number line addition

Number line addition with positive integers

This math skill teaches how to use a number line to add two positive integers. It involves starting at zero, moving to the first number, then adding a second number by moving further along the line to find the sum.

Learn number line addition

Teaching Transcript

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What addition expression does this number line show?

The first number we move to from zero is 9, so that's our starting value

Then we move further along the number line by 5, so that's a plus 5.

We land on 14, so this number line is showing the equation 9 plus 5 equals 14

Skill Practice

Number line addition with positive integers

Test your understanding of number line addition by practicing it! Work through the below exercises to use it in practice.