作者:Andrew McCoy 14 年以前
773
Order Of Operations
Order Of Operations
Rules
5th. Finally, Addition and Subtraction from left to right/or which ever comes first.
4th. Multiply and Divide from left to right/or which ever comes first.
3rd. Exponenets must be done next.
2nd. Calculations in parenthesis must be done first. When you have more than one, do the inner parenthesis or brackets first.
1rst. Calculations must be done from left to right
PEMDAS
Subtraction
2-2
Addition
2+2
Division
4/2
Multiplication
2x2
Exponents
2^2
Parentheses
(2+2)