PEMDAS (Order of Operations)

Word Stuff

100

Give the correct order of operations.

Parentheses, Exponents, Multiplication OR Division, Addition OR Subtraction

200

Why is it important to know PEMDAS as a mathematician?

It can change the answer to a problem.

300

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

Please Excuse My Dear Aunt Sally.

400

Tell what 5 ³ really means.

It means 5 x 5 x 5

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.

True or False

100

True or False? 9 - 3 x 2=12

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

200

True or False? 5 ² + 1=11

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

300

True or False? 3²  - 6 = 3

True. 3 ²  = 9, Correct answer is 3

400

True or False? 4 + 5 + 7 - 3 x 2 = 26

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

500

True or False? 10 ³  = 30

False. 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

What are our school colors?

Green, blue, black (white).)

200

How many teachers are there teaching 6th grade at our school?

3

300

Where did Ms. DeFonseka attend college?

California State University of Fresno.  (Fresno State)

400

What is 17.5 x 6?

105

500

What is the capital of the United States of America?

Washington, D.C.