IXL | Subtract integers using number lines

Which number line models

–

Subtract.

–

ref_doc_title.

Learn with an example

question

Which number line models

–

Subtract.

–

key idea

Subtracting a number is the same as adding its opposite.

Example:

–

(

–

)

solution

To model

–

on a number line, first rewrite the expression using addition.

–

(

–

)

Since the expression is the same as

–

(

–

)

you can start at

–

on the number line and move in the negative direction 2

units.

To find the missing number, see where the arrow ends.

The arrow ends at

–

(

–

)

–

So,

–

Looking for more? Try these:

Lesson: Adding and subtracting integers

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B.2Add integers using number lines

A.2Integers on number lines

Lesson: Adding and subtracting integers

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