Luttrell 2012
68
Name: ______________________
Date: _____
4L – Using Proportions with Conversions
Show your work! Calculator is allowed.
Going between Canada and the United States, you will find that the two countries use different
measuring systems. If you want to know how fast to go or how far away some city is, you might
have to do a bit of converting. Here are some basic units:
1 mile = 1.6 kilometer
10 mm = 1 cm
10 cm = 1 dm
10 dm = 100 cm = 1 m
1000 m = 1 km
2.5 cm = 1 in
12 in = 1 ft
3 ft = 1 yd
5280 ft = 1 mi (mile)
Metric Distance Conversion
1. 5 m = _____ cm = _____ mm = ______ km
2. 60 km = ______ m = _____ cm = ______ dm
3. 45 mm = ______ m = _______ km
4. 0.23 km = _____ m = ______ mm
5. 0.003 km = ______ m = ______ cm
Area Unit Conversion
1. 10 feet squared = _______ inches squared
2. 196 in
2
= ______ ft
2
3. 105 in
2
= ______ yd
2
4. 144 mm
2
= _____ cm
2
5. 10000 cm
2
= ______ m
2
6. 100 m
2
= ______ km
2
7. 145 m
2
= _____ km
2
8. 5 ½ m
2
= _____ cm
2
9. 10 ¾ yd
2
= ______ ft
2
10. 12 ¼ ft
2
= ______ in
2
11. 400 ½ m
2
= ______ km
2
12. 2 ¼ ft
2
= _____ in
2
13. 3 1/3 yd
2
= _____ in
2
14. 2 ¾ km
2
= ______ cm
2
