# How do you simplify #5^2- 8 ÷ 2# using PEMDAS?

##### 3 Answers

Oct 28, 2017

#### Answer:

P**ED**MA**S** for

#### Explanation:

You need to start with the Exponent:

Then do the Division:

Then you can Subtract:

Oct 28, 2017

#### Answer:

#### Explanation:

#"following the order of operations as set out in PEMDAS"#

#["Parenthesis (brackets), Exponents (powers),"#

#"Multiplication, Division, Addition, Subtraction "]#

#rArr25-8-:2larrcolor(red)" exponent"#

#=25-4larrcolor(red)"dividion"#

#=21larrcolor(red)"subtraction"#

Oct 28, 2017

#### Answer:

#### Explanation:

Identify the individual terms first. There are two terms.

Each term is simplified to a single answer and they are added or subtracted in the last step.

You can simplify in different terms in the same line.

Within each term the order of operations is

- brackets
- powers and roots
- multiply and divide