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Converting Fractions Lesson 2A Reduction of Fractions to Lowest Terms

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.

Reduce these fractions to lowest terms. Questions 11-20
Rewrite them so that the numerators (the number on top), and the denominators (the number below), have no common factors (numbers that divide both without leaving a remainder).

Example:
Factors of 4 = 4, and 2
Factors of 16 = 16, 8, 4, and 2
GCF (Greatest Common Factor) = 4, so we divide both by 4

1.

 a. c. b. d.

2.

 a. c. b. d.

3.

 a. c. b. d.

4.

 a. c. b. d.

5.

 a. c. b. d.

6.

 a. c. b. d.

7.

 a. c. b. d.

8.

 a. c. b. d.

9.

 a. c. b. d.

10.

 a. c. b. d.

Review -- Substitute until both units are the same;  multiply  numbers and reduce fractions.
12 inches = 1 foot
3 feet = 1 yard
1 mile = 5280 feet

11.

3 inches is what fraction of a foot?
 a. c. 4 b. d.

12.

12 inches is what fraction of a yard?
 a. 6 c. b. d.

13.

220 yards is what fraction of a mile?
 a. 6 c. b. d.

14.

880 yards is what fraction of a mile?
 a. 6 c. b. d.

15.

2640 feet is what fraction of a mile?
 a. 6 c. b. d.

60 seconds = 1 minute
60 minutes = 1 hour
24 hours = 1 day

16.

5 seconds is what fraction of a minute?
 a. c. b. d. 4

17.

360 seconds is what fraction of an hour?
 a. c. b. d. 4

18.

360 minutes is what fraction of a day?
 a. c. b. d. 4

19.

25 minutes is what fraction of an hour?
 a. c. b. d. 4

20.

8 hours is what fraction of a day?
 a. c. b. d. 4