GCF
LCM
Unit Rates
Word Problems
Equivalent Ratios
100

What is the GCF of 2 & 10

2

100

What is the LCM of 2 & 10

10

100

64 books on 4 shelves, how many books are on each shelf?

16

100

A jet travels 460 miles in 2 hours. At this rate, how far could the jet fly in 9 hours? What is the rate of speed of the jet?

2070 miles; 230 mph

100

2 : 5 = __ :10

4

200

What is the GCF of 9 & 12

3

200

What is the LCM of 5 & 4?

20

200

25 rulers in 5 groups, how many rulers per group?

5

200

Gas mileage is the number of miles you can drive on a a gallon of gasoline. A test of a new car results in 560 miles on 10 gallons of gas. How far could you drive on 75 gallons of gas? What is the car's gas mileage?

4200 miles; 56 mpg

200

5 : 6 = 20 : __

24

300

What is the GCF of 20 & 24

4

300

What is the LCM of 6 & 8

24

300

45 points in 3 games, how many points per game?

15

300

The bakers at Healthy Bakery can make 220 bagels in 10 hours. How many bagels can they bake in 13 hours? What was that rate per hour?

286 bagels;  22 bagels/hour

300

3 : 5 = 12 : __

20

400

What is the GCF of 40 & 25

5

400

What is the LCM of 20 & 15

60

400

42 pages in 6 chapters, how many pages per chapter?

7

400

An ice cream factory makes 300 quarts of ice cream in 10 hours. How many quarts could be made in 36 hours? What was that rate per day?

1080 quarts; 720 quarts/day

400

3 : 8 = 6 : __ = __ :24 = 12 : __

16; 9; 24

500

What is the GCF of 39 & 26

13

500

What is the LCM of 21 & 14

42

500

216 blueberries in 6 baskets, how many blueberries in each basket?

36

500

You can buy 3 apples at the Quick Market for $1.05. You can buy 5 of the same apples at Stop and Save for $2.30. Which place is the better buy?

Quick Market

500

2 : 9 = __ :18 = __ :27 = 8 : __

4; 6; 36

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