PEMDAS (Order of Operations)

Word Stuff

100

Give the correct order of operations.

Parentheses, Exponents, Multiplication OR Division, Addition OR Subtraction

200

Write a numerical expression for the phrase: 12 plus the quotient of 8 and 4

12+(8/4)

300

What is the saying we use to remember the correct Order of Operations?

Please Excuse My Dear Aunt Sally.

400

Write a numerical expression to represent the phrase 15 minus the sum of 6 and 7

15-(6+7)

500

The problem was 20 - 5 x 2 + 3. My answer was 33. What did I do wrong?

I went from left to right without using the correct order of operations.

Fix my Mistake

100

9 - 3 x 2=12

Correct answer is 3. Do x then -, not - then x.

200

5 ² + 1=11

5 ² = 25, not 10. Correct Answer is 26.

300

3² - 6 = 0

3 ² = 9, not 6. Correct answer is 3

400

4 + 5 + 7 - 3 x 2 = 26

You need to follow PEMDAS and do x first. Correct answer is 10.

500

10 ³ = 30

10 ³ = 10 x 10 x10, which is 1000, not 30.

Solve

100

3 + 4 x 5

23

200

7 + (2 x 4) - 1

14

300

56 ÷ (4+4) + 3²

16

400

20 – (5+3) x 2 + 4

8

500

(5 x 4) – 6 ÷ 2 + 9

26

Solve

100

14 - 2 x 7

0

200

49 ÷ (3+4) + 5²

32

300

5 + 14 ÷ 2 × 5

40

400

(4-1)² + (5+ 1)²

45

500

1² + 2² x 3² - 4²

21

Potent Potables

100

How many students are in 5th grade at our school?

32

200

How many lessons are in our math book?

33

300

What are the names of Mrs. Luna's dogs? (3 possible answers)

Kala, Peaches and Felony

400

What is 17.5 x 6?

105

500

What is the capital of California?

Sacramento