Answer:
See below for steps and answers, but answers are:
74
5
90
Step-by-step explanation:
Order of operations is: PEMDAS = parentheses, exponents, multiplication, division, addition, subtraction
1. 56 + 9 x 2
first we multiply:
= 56 + 18
then we add:
=74
-----------------------
2. 100 / 5 x 4
first we multiply:
= 100 / 20
then we divide 100 by 20:
= 5
-----------------------
3. 8 x 12 - 6
first we multiply:
= 96 - 6
then we subtract:
= 90
