Order of Operations

What is the correct order of operations?

• parentheses, multiplication, division, exponents, addition, subtraction

• multiplication, division, parentheses, exponents, addition, subtraction

• parentheses, exponents, multiplication, division, addition, subtraction

• exponents, parentheses, multiplication, division, addition, subtraction

If your expression contains square roots, during which step of PEMDAS do you solve them?

• parentheses

• exponents

• multiplication

• division

True or False: If your expression contains more than one set of parentheses, you should evaluate all of them before doing anything else.

• True

• False

Which steps of PEMDAS would you need to use to evaluate the following expression?

 $\left(4\cdot5\right)-3^2$  

• parentheses, exponents, multiplication, division, addition, subtraction

• parentheses, exponents, division, addition, subtraction

• parentheses, exponents, multiplication, division

• parentheses, exponents, multiplication, subtraction

If you were evaluation the expression

 $\left(20-2^4\right)^4-6$ , what would you do first?

• solve  $20-2$  

• solve  $4^4$ 

• solve  $4-6$ 

• solve  $2^4$ 

True or Flase: If there are multiple operations inside a parentheses, you do not need to complete these in the order of PEMDAS.

• True

• False

Evaluate:

 $36-\left(12\div2\right)^2$  

• 0

• 33

• 49

• 144

Evaluate:

 $2^2\cdot\left(45\div9\right)-3$  

• 5

• 16

• 17

• 33

Evaluate:

 $3^2\cdot\left(4\div2\right)-1+\left(2\cdot3\right)$  

• 15

• 23

• 54

• 57

Evaluate:

 $\left(14-2\right)\div3\cdot\left(2\cdot3\right)-2^2$ 

• 0

• 2

• 20

• 22