5th Grade PEMDAS (Order of Operations)

Word Stuff

100

Give the correct order of operations.

Parentheses, Exponents, Multiplication OR Division, Addition OR Subtraction

200

The set of math rules that help everyone solve every problem the same (correct) way.

What is PEMDAS or the Order of Operations?

300

The word phrase we use to help remember the correct Order of Operations?

What is "Please Excuse My Dear Aunt Sally."

400

Tell what 4³ really means.

It means 4 x 4 x 4 or 64

500

The earth is (3 x 31) x 10⁶   miles away from the sun.  How much is this?

How much is 93,000,000 miles?

Fix It

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 It

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

Exponentials

100

14¹ - 2 x 7

0

200

49 ÷ (3+4) + 5²

32

300

5 + 4² ÷ 2 × 5

45

400

(4-1)² + (5+ 1)²

45

500

1² + 2² x 3² - 4²

21

Potent Potables

100

24 x 12 = (24 x 10) +(24 x 2) represents which property?

What is the distributive property?

200

6 x (12 x 5) = (6x12) x 5 represents which property?

What is the associative property of multiplication?

300

5 x 12 x 6 = 6 x 12 x 5 represents which property?

What is the commutative property?

400

Which property is represented by 732 x 1 = 732?

What is the Identity Property of Multiplication?

500

Solve:  Three times the difference of 10 and 2³ 

3 x (10 - 8) 

3 x    2   = 6