Order of Operations

Word Stuff

100

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

GEMDAS

200

State the correct order of operations.

Groups, Exponents, Multiplication OR Division, Addition OR Subtraction

300

What is the tie breaker we use in steps 3 and 4 of GEMDAS?

Left to right

400

What is an equivalent expression for 5 ³ ?

5 x 5 x 5

500

The problem was 20 - 5 + 3. Which operation comes first? And why? Explain.

Subtraction because addition and subtraction are tied, and the tie breaker is left to right.

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

Miscellaneous

100

How many students are in our class?

Period 5: 23 students

Period 8: 27 students

200

What is Mr. Ritter's favorite baseball team?

The NY Mets

300

What is Mrs. Ferrara's favorite football team?

The Buffalo Bills

400

What is Mrs. Ferrara's dog's name?

Elbie

500

What is Mr. Ritter's favorite soda drink?

Dr. Pepper