C4: Operations with Fractions

Estimation/conversion

100

Estimate to answer: 3/4 + 5/6

about 1 + 1 = 2

200

4 1/2 pt = ___ cups

9

300

48 in = ____ yd

1 1/3

400

Estimate to answer: 3 3/8 * 5 1/6

15

500

Hiking: You are hiking a 2-mi long trail. You pass by a sign showing that you have hikes 1,000 ft. How many feet do you have left to hike?

9560 ft

Adding/Subtracting

100

6 1/2 + 4 5/6

11 1/3

200

10 - 5 18/19

4 1/19

300

6 3/8 - 2 3/4

3 5/8

400

17 2/5 + 11 3/4

29 3/20

500

A bolt must go through a sign and a support that together are 2 1/8 in thick. An additional 5/16 in is needed for the washer and the nut. How long should the bolt be?

2 7/16 in

multiplying/ dividing

100

1/12 * 8/9

2/27

200

2 1/2 * 1 3/5

4

300

5/16 divided by 1/2

5/8

400

2 1/6 divided by 3 5/6

13/23

500

Telephone cable is being installed along a 6 3/4 mi long street. It takes a day to install 1 1/8 mi. How long will the project take?

6 day

algebra & Word Prob

100

10 = q - 4 1/2

14 1/2

200

1/5 u = 17

85

300

3/4 b + 5 = 14

12

400

5/14 n - 8 = 2

28

500

You returned home from mowing lawns at 3:00 pm on Saturday. It took 1 1/2 hour to mow the first lawn. The second lawn took twice as long to mow. After a half-hour lunch break, it took 1 1/4 hr to mow one more lawn. At what time did you start?

8:45 am