Order of Operations with Equivalent Expressions

PEMDAS – tells which operation is performed first so that everyone finds the same value for an expression

• algebraic expression

• perfect square

• term

• order of operations

• perfect square

• algebraic expressions

• equivalent expressions

• numerical expressions

A special set of rules which gives the order in which calculations are done in an expression

• Order of Operations

• Evaluate

• Variable

• Base

Expressions that are equal to each other for any values of their variables

• Equivalent Expressions

• Variables

• Evaluate

• Terms

When evaluating Algebraic Expressions you must follow the ___________ ____ _____________.

27 ÷ 3 x 2 + 4²

• 34

• 20.5

• 26

Simplify the following:

(2 + 7 - 1) ÷ 2²

• 16

• 2

• 72.25

• 8.75

Which operation would you do first in the following equation?

10 - 4 ÷ 1 x 5

• Subtraction

• Division

• Multiplication

• Addition

• True

• False