Grade 4 - Progress in Mathematics

(Marvins-Underground-K-12) #1
Update your skills. See page 19.

Metric Units of Mass


6-9


The gram (g) is a metric unit 1000 grams (g) 1 kilogram (kg)
of mass.

A paper clip has a mass
of about 1 gram.

Choose the letter of the best estimate.


  1. an egg a. 90 g b. 9 kg c. 90 kg

  2. a shark a. 100 g b. 1000 g c. 1000 kg

  3. a worm a. 14 g b. 14 000 g c. 14 kg

  4. a small dog a. 880 g b. 8 kg c. 88 kg

  5. a slice of bread a. 2 g b. 28 g c. 28 kg


Write g orkgfor the unit you would use
to measure the mass of each.


  1. a dinosaur 7. a mouse 8. a math book

  2. a bag of oranges 10. a feather 11. a crayon

  3. a paper clip 13. a bag of flour 14. a flower


Complete the table to find equivalent measures.


  1. kg 1? 3???? 8
    g 1000?? 4000????


1 gram (g) about 1 gram (g)

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