How do you simplify #5^2- 8 ÷ 2# using order of operations?

1 Answer
Meave60
May 22, 2018

#5^2-8-:2=color(blue)21#

Explanation:

Follow the order of operations as indicated by the acronym PEMDAS:

Parentheses/brackets
Exponents/radicals
Multiplication and Addition in order from left to right.
Addition and Subtraction in order from left to right.

#5^2-8-:2#

Simplify #5^2# to #25#.

#25-8-:2#

Simplify #8-:2# to #4#.

#25-4#

Simplify #25-4#.

#21#

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