Order of Operations

Order of Operations

Following the order of operations leads us to the right answer

Order of Operations

Key Question & Objective

• Question: How do I use the Order of Operations to solve problems.

• Objective: I can solve problems with PEMDAS.

Some text here about the topic of discussion

Reorder

Denise is making cupcakes using her grandmother's recipe. Help Denise by reordering the steps below.

• Mix flour & baking powder. Add to creamed mixture.

• In medium bowl, cream together sugar, butter, vanilla and eggs

• Combine flour & baking powder. Add the creamed mixture.

• Pour batter into paper cups in muffin pan.

• Bake for 20-25 minutes

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Order of operations

Vocabulary

Order of operations provides a system for solving problems so that the answers are the same.

There are various ways to remember the order including

• PEMDAS

• Please excuse my dear Aunt Sally

Some text here about the topic of discussion

Multiple Choice

What is the first step in (15-4) x 9?

• Subtract 4 from 15

• Multiply 15 and 4 by 9

• Add 15 and 4

• Multiply 11 by 9

Multiple Choice

What is the first step in $$18+6\cdot5$$

• Add 18 and 6

• Add 18, 6 and 5

• Multiply 6 and 5

• Multiply 24 by 5

Multiple Choice

What's the first step in $$2^4-15+\left(12^2-4\right)$$

• Multiply 2*2*2*2

• Multiply 12*12

• Subtract 4 from 12

• Subtract 15 from 4

Reorder

Reorder the order of operations

• Parentheses

• Exponents

• Multiplication

• Division

• Addition & Subtraction

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Math Response

$$18+6\cdot2^2$$

Type answer here

Correct Answer: 42

Deg^°

Rad

Math Response

$$\left(18+6\right)\cdot2^2$$

Type answer here

Correct Answer: 96

Deg^°

Rad

Math Response

$$15+8^2-\left(9+14\right)$$

Type answer here

Correct Answer: 56

Deg^°

Rad

Math Response

$$\frac{7^2-13}{24-18}$$

Type answer here

Correct Answer: 6

Deg^°

Rad

Math Response

$$7\cdot8-5+3\cdot2^2$$

Type answer here

Correct Answer: 63

Deg^°

Rad

Work these problems

Have fun. It's math

Multiple Choice

What does the E in PEMDAS stand for?

• Equals

• Equivalent

• Exponent

• Even

Multiple Choice

What is the first step in PEMDAS?

• Paragraph

• Parentheses

• Pages

• People

Multiple Choice

Solve: (2×10)+4

• 20

• 26

• 7

• 24

Multiple Choice

24 ÷ 4 x 2 =

• 21

• 6

• 3

• 12

Multiple Choice

Simplify the following:  
-8 + (15 - 3) ÷ 4

• -5

• 1

• -11

• 11

Multiple Choice

Which operation should you perform first in the expression 

$$4\times6-3$$  

• addition

• multiplication

• subtraction

• division

Multiple Choice

Which operation should you perform first in the expression

$$1+8\div2$$  

• addition

• subtraction

• multiplication

• division

Multiple Choice

Which operation should you perform first in the expression

$$\left(2+5\right)\ -\ 4^2$$  

• addition

• multiplication

• parenthesis

• subtraction

Multiple Choice

Which operation should you perform first in the expression

$$7\div7^{3\ }\times7$$  

• division

• exponent

• multiplication

• addition

Multiple Choice

Which operation should you perform first in the expression

$$8^2\div\left(8-4\right)^2$$  

• exponent

• parenthesis

• division

• subtraction

Multiple Choice

Which operation should you perform first in the expression

$$-4+3^3\div5$$  

• exponent

• division

• addition

• subtraction

Multiple Choice

What is the value of the expression

7 + 8 - 2

• 9

• 31

• 13

• 14

Multiple Choice

What is the value of the expression

9 + (12 - 10)

• 9

• 40

• 13

• 11

Multiple Choice

$$10\div5+7$$  

What is the value of the expression

• 13

• 12

• 12

• 9

Multiple Choice

$$6+2\times3$$  

What is the value of the expression

• 12

• 24

• 16

• 10

Multiple Choice

What is the value of the expression

$$14+2\times0$$  

• 0

• 40

• 14

• 9

Multiple Choice

What is the value of the expression

$$\left(5-1\right)\times10$$  

• 50

• 10

• 15

• 40