Transcript Order of Operations

THE ORDER OF
OPERATIONS
1-2
VOCABULARY…
1. Order of Operations –
a. Work inside grouping symbols
( ) or [ ]
b. Simplify any terms with exponents
32
c. Multiply and Divide in order from left to right
d. Add and Subtract in order from left to right
•
Simplify – to get an expression down to
its lowest terms
•
Lowest Terms – having the least amount
of numbers or variables possible
ORDER OF OPERATIONS
• Please Excuse My Dear
Aunt Sally
P – Parenthesis
E – Exponents
M, D – Multiply or Divide
A, S – Add or Subtract
EXAMPLES…
1.) 4 + 15 ÷ 3
4+5
9
 First
Divide
 Then
Add
EXAMPLES…
2.) 3 5 – 8 ÷ 4 + 6
15 – 8 ÷ 4 + 6
15 – 2 + 6
13 + 6
19
EXAMPLES…
3.) 10 ÷ [ 9 – (2 2) ]
10 ÷ [ 9 – 4 ]
10 ÷ 5
2