IXL | Understand multiplying by a negative integer using a number line

Which number line models

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Multiply.

–

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Learn with an example

question

Which number line models

–

Multiply.

–

solution

To model

–

on a number line, start at 0 and jump 9 units in the negative direction a total of 5

times.

To find the product, see where the last jump ends.

The last jump ends at

–

Notice that

–

and

When you multiply a positive number and a negative number, you can start by finding the product of their absolute values. Then, make that product negative.

Looking for more? Try these:

Lesson: Multiplying and dividing integers

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Work it out

Not feeling ready yet? These can help:

B.2Add integers using number lines

B.1Multiply whole numbers

Lesson: Multiplying and dividing integers

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