Ms. Garcia Math
Order of operations
PEMDAS
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The order of operations is a convention that tells us how to evaluate mathematical expressions
P
Parentheses first
E
Exponents
MD
Multiplication and Division
(left-to-right)
AS
Addition and Subtraction
(left-to-right)
Acronym of
P
arenthesis,
E
xponents,
M
ultiply,
D
ivide,
A
dd,
S
ubtract
In the example :
Parenthesis (2+6)=8
Exponents 3² = 9
Multiply 5x8=40
Divide 40/4=10
Add 9+10=19