Rules
What is the first step to solve using order of operations?
Parentheses
(15 - 8) + (5x4)
27
(5+6) x 3
What is the second step to solve using order of operations?
Exponents
7 + (2 x 4) - 1
14
3 more than the product of 2 and 4
3 + (2 x 4)
2 x 4 + 3
What is the third step to solve using order of operations?
Multiplication or Divison
20 – (5+3) x 2 + 4
8
23 minus 4 plus 6
23-4+6
What is the fourth step to solve using order of operations?
Addition or Subtraction
[(5 x 4) – 6] ÷ 2 + 9
16
(15-5) / 2
Why is it important to use PEMDAS to solve expressions?
So everyone can solve every problem the same (correct) way.
[(5 + 14) ÷ 2] × 5
50
(6x8) + 2