Maths / Integers / Absolute Value of an Integer

QUESTION

Find the value of:      1. $\left | -15 \right |+\left | 12 \right |$              2. $-\left | 13\right |-\left | -7\right |$             3. $\left | 17\right |-\left | -9\right |$

EXPLANATION
Explain TypeExplanation Content
Text

$\left | -15 \right |+\left | 12 \right |$  = 15+12=27

$-\left | 13\right |-\left | -7\right |$   = -13-7=-20

$\left | 17\right |-\left | -9\right |$   = 17-9=8

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