Glencoe Math: Course 3, Volume 1
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Glencoe Math: Course 3, Volume 1 View details
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Exercise 3 Page 170

Subtracting can be thought of as going left on the number line.

-7

Practice makes perfect
Let's perform the subtraction.
-4-3
-7

Below we will demonstrate by finding -4 and moving 3 units to the left on the number line.

The resulting position, after moving to the left on the number line, is the subtraction. -4-3=-7