Mastering Orders of Operations

Front

Order of operations acronym

Back

PEMDAS

Front

P in PEMDAS

Back

Front

E in PEMDAS

Back

Front

M and D in PEMDAS

Back

and Division (left to right)

Front

A and S in PEMDAS

Back

and Subtraction (left to right)

Front

Back

latex="3 + (2 \times 5) = 13">

Front

Back

latex="(7)^2 = 49">

Front

Nested parentheses

Back

innermost first

Front

Division by zero

Back

Undefined

Front

Left-to-right rule

Back

to multiplication/division and addition/subtraction