Order of Operations

Order of Operations

Introduction and Notes

Vocabulary

• Numerical Expression - expression containing only numbers and operations

• Evaluate - find the value of (solve)

• Order of Operations - set of rules used to evaluate numerical expressions

Multiple Select

Evaluate means to ___________.

• Solve

• Rewrite

• find the value of

Order of Operations

• Perform operations in Parentheses

• Evaluate numbers with Exponents

• Multiply or Divide from left to right

• Add or Subtract from left to right

Multiple Choice

Evaluating exponents is the ___________ step when following order of operations.

• first

• second

• third

• fourth

Example:

Multiple Choice

Evaluate: $6\times15-10\div2$  

• 40

• 85

• 60

Multiplication can be represented with

Example:

Multiple Choice

Evaluate:

 $5^2-5\left(10-5\right)$  

• 15

• 100

• 0

Fill in the Blank

You have four $10 bills and eighteen $5 bills in your piggy bank. How much money do you have?

Poll

How confident are you with order of operations?

• I've got this!

• I need more practice

• I don't understand yet

Math Response

Evaluate the expression:

$$50\ -\ \left(14+12+2\left(5\right)+2\left(2\right)+3\right)$$  

Type answer here

Correct Answer: 7

Deg^°

Rad