7th Grade Math

(Marvins-Underground-K-12) #1
Lesson 1C Convert Measurements 633

Examples 1 and 2 Complete. Round to the nearest hundredth if necessary.


  1. 3.7 m =  cm 2. 550 m =  km

  2. 1,460 mg =  g 4. 2.34 kL =  L


Example 3 5. SPORTS How many centimeters does a team of athletes run in a
5-kilometer relay race?

= Step-by-Step Solutions begin on page R1.
Extra Practice begins on page EP2.

Examples 1 and 2 Complete. Round to the nearest hundredth if necessary.


  1. 720 cm =  m 77 983 mm =  m

  2. 3.2 m =  cm 9. 0.03 g =  mg

  3. 997 g =  kg 11. 82.1 g =  kg

  4. 9.1 L =  mL 13. 130.5 kL =  L


Example 3 14. WATERFALLS At 979 meters tall, Angel Falls in Venezuela is the highest
waterfall in the world. How many kilometers tall is the waterfall?


  1. FOOD An 18-ounce jar contains 510 grams of grape jelly. How many
    kilograms of grape jelly does the jar contain?

  2. CYCLING Ramon rode his bike a distance of 8 kilometers. How many
    centimeters did Ramon ride his bike?

  3. BIRDS A gull can fly at a speed of 35 kilometers per hour. How many
    meters per hour can a gull fly?


Order each set of measures from least to greatest.
B 18. 0.02 km, 50 m, 3,000 cm 19. 660 mL, 0.06 L, 6.6 kL


  1. 0.32 kg, 345 g, 35,100 mg 21. 2,650 mm, 130 cm, 5 m

  2. ANALYZE TABLES The table shows the Bridge Length (m)
    Mackinac, MI 1,158
    George Washington, NY 1,067
    Tacoma Narrows II, WA 853
    Oakland Bay, CA 704
    Pennybacker, TX 345
    Sunshine Skyway, FL 8,712
    Golden Gate, CA 2,780


lengths of bridges in the United States.
Which bridges are about 1 kilometer in
length? Justify your answer.

2323 CARPENTRY Jacinta needs a 2.5-meter
pole for a birdfeeder that she is building.
How many centimeters will she need to
cut off of a 3-meter pole in order to use
it for the birdfeeder?


  1. BAKING One recipe for apple pie calls for 0.94 kilogram of apples.
    Another recipe calls for 950 grams of apples. Which pie requires more
    apples?


Real-World Link
The Mackinac
Bridge opened on
November 1, 1957.
It is the longest
two-tower
suspension bridge
between bases in
the Western
Hemisphere.

RR
T

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