oct 4 2011 Order of Operations Practice

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Name: ________________________ Class: ___________________ Date: __________ ID: A

Order of Operations

Multiple Choice

Identify the choice that best completes the statement or answers the question.

____ 1. Evaluate. 8 + ( 3 3 a.

40

+ 5 ) b.

1336

____ 2. Evaluate. 11

+ a.

13

(20

7)

×

2

3 4 b.

57

÷

9

____ 3. Evaluate. 12 2

− (4 + 9 2 ) − 13 a.

206 b.

46

____ 4. Evaluate. 4 3

+ 19 × 23 − ( 17 + 20 × 4 ) a.

1812 b.

404 c.

c.

c.

c.

4096

28

25

352 d.

520 d.

26 d.

72 d.

340

Short Answer

5. Evaluate. (16 − 8) × 1.8

2

6. Evaluate. (10.5

+ 4.7) 2

− (10.5

− 4.7) 2

Problem

7. Find two ways that can simplify this calculation by inserting brackets.

4.6

×

4.3

+

4.6

×

5.7

+

5.4

×

4.3

+

5.4

×

5.7

8. Mr. Court went to Shopper’s drug mart to purchase some baby products for Little Jonah. He bought 3 boxes of diapers for $39.99 for all those happy “movements”, 4 boxes of Tylenol at 18.99 each for soothing the headaches he gets from listening to baby music all day, and 3 Oh Henry bars for 79 cents each, for his wife to help her get her chocolate fix for the day. How would you use Order of Operations to find the total cost, including tax? Show how NOT using Order of Operations gives you the incorrect answer.

1

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