# How do you simplify 2 + 3 times 5^2 - 7 using order of operations?

Mar 21, 2018

$70$

#### Explanation:

$2 + 3 \times {5}^{2} - 7$

depending on which acronym you use

PEDMAS, BODMAS, BIDMAS

1) brackets first, there are no brackets to handle here.

2) powers/indices

we have ${5}^{2}$

so

$= 2 + 3 \times 25 - 7$

3) no division

4) multiplication

$= 2 + 75 - 7$

$= 77 - 7$
$= 70$