Question
Use a number line to evaluate the following:
(+ 4) + (-2)
(+ 4) + (-2)
✓
Answer
$
(+4)+(-2)
$
For +4 move 4 units to the right of 0 , then for -2 move 2 units to the left of +4
$
\therefore(+4)+(-2)=+2 \text {. }
$
(+4)+(-2)
$
For +4 move 4 units to the right of 0 , then for -2 move 2 units to the left of +4
$
\therefore(+4)+(-2)=+2 \text {. }
$
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