# Chapter 3 - Cumulative Review: 20

-7

#### Work Step by Step

$\ \ \ \curvearrowleft\ \ \curvearrowleft\ \ \curvearrowleft\ \ \curvearrowleft$ $\overrightarrow{-7\ -6\ -5\ -4\ -3\ -2\ -1\ \ \ 0\ \ \ 1\ \ \ 2\ \ \ 3\ \ \ 4\ \ \ 5\ \ \ 6\ \ \ }$ To add -4 to -3 using a number line, move 4 units to the left from -3 . $-3+(-4)=-7$

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