How do you evaluate $5^{2} - 8 \div 2$ $5^2 - 8 ÷ 2$ ?

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How do you evaluate $5^{2} - 8 \div 2$ $5^2 - 8 ÷ 2$ ?

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Answer 1 · 2018-03-27T14:17:25

$21$ $21$

Explanation:

$using the acronym PEMDAS$ $"using the acronym PEMDAS"$

$[P-parenthesis (brackets), E-exponents (powers),$ $["P-parenthesis (brackets), E-exponents (powers), "$
$M-multiplication, D-division, A-addition, S-subtraction]$ $"M-multiplication, D-division, A-addition, S-subtraction"]$

$\Rightarrow 5^{2} - 8 \div 2$ $rArr5^2-8-:2$

$= 25 - 8 \div 2 \leftarrow exponents$ $=25-8-:2larrcolor(red)"exponents"$

$= 25 - 4 \leftarrow division$ $=25-4larrcolor(red)"division"$

$= 21 \leftarrow subtraction$ $=21larrcolor(red)"subtraction"$

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How do you evaluate $5^{2} - 8 \div 2$ $5^2 - 8 ÷ 2$ ?

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