Grade 4 - Progress in Mathematics

(Marvins-Underground-K-12) #1
Update your skills. See page 16.

Customary Units of Weight


6-5


The ounce (oz), the pound (lb),
and the ton (T) are customary
units of weight.

A letter weighs
about 1 ounce. A compact car weighs about 1 ton.

16 ounces (oz)1 pound (lb)
2000 pounds (lb)1 ton (T)

Write oz, lb, or Tfor the unit you would use
to measure the weight of each.


  1. a carrot 2. an elephant 3. an electric guitar

  2. a fire engine 5. a person 6. a toaster

  3. a dog 8. a canary 9. a dump truck


Choose the letter of the best estimate.


  1. an orange a. 6 oz 11. a cat a. 30 lb
    b. 1 lb b. 12 oz
    c. 2 lb c. 12 lb


Complete each table to find equivalent measures.


  1. oz 16 32? 64?? 13.
    lb 1 2 3? 5 6


lb 2000? 6000??
T 1 2? 4?

8204-6_214-215 10/4/07 7:32 AM Page 214

Free download pdf