Order Of OperationsOrder Of Operations

Period 1Period 1

DefinitionDefinition

DefinitionDefinition

An order of numbers that go by the rules of:An order of numbers that go by the rules of:

ParenthesesParentheses

ExponentsExponents

Multiplication & Division (Left to Right)Multiplication & Division (Left to Right)

Addition & Subtraction (Left to Right)Addition & Subtraction (Left to Right)

(“Please Excuse My Dear Aunt Sally”)(“Please Excuse My Dear Aunt Sally”)

My Example

Example #123 x (4+2) + 34 =yFirst do the Parenthesis (4+2) =6Then the Exponents 23 =8, and 34 =81 Now the problem is 8 x 6 + 81 = yMultiply 8 x 6 = 48Then add 48 + 81

y = 129

How to do it on a calculatorHow to do it on a calculator

How to do it on a Calculator

73+(8x9)-45=p First do Parenthesis, (8x9)=72 Next do 7, three times 7x7x7=

343 Next find out the new equation

which is 343+72-45=p 343+72=415 415-45=370 p =370

QuestionQuestion

Question Question

28+(97-328+(97-344)-(5x7)=)-(5x7)=pp

Use The Order Of Operations:Use The Order Of Operations:

ParenthesisParenthesis

ExponentsExponents

Multiplication & DivisionMultiplication & Division

Addition & SubtractionAddition & Subtraction

Answer

AnswerAnswer

28+16-35=28+16-35=pp

2828

+16+16

4444

- 35- 35

09 = p09 = p

Definition FromDefinition From66thth Grade Math Book Grade Math Book

Help FromMr. Imamura