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Order Of Operations. By : Gabby Jimenez. Vocabulary…. Order Of Operations Definition: Rules for evaluating an expression involving more than one operation. Sentence: Mathematicians have established an order of operations to evaluate an expression involving more than one operation. Basics….
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Order Of Operations By : Gabby Jimenez
Vocabulary… Order Of Operations • Definition: Rules for evaluating an expression involving more than one operation. • Sentence: Mathematicians have established an order of operations to evaluate an expression involving more than one operation.
Basics… • Rule 1: First perform any calculations inside parentheses. • Rule 2: Next perform all multiplications and divisions, working from left to right. • Rule 3: Lastly, perform all additions and subtractions, working from left to right
Just A Way To Remember…. • P = Please • E = Excuse • M = My • D = Dear • A = Aunt • S = Sally
Parenthesis • Always do parenthesis first. • If there isn’t any parenthesis skip it . Example… (56+23)
Exponents • The second step you must do is exponents ! Example 5² =25
Multiplication and Division. • Do multiplication and division from left to right. Example : (4+6)6x9÷5
Addition & Subtraction • Do addition and subtraction from left to right