Mass Conversion Practice
A worksheet for Grade 4 students to practice converting between units of mass (grams and kilograms).
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Mass Conversion Practice
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Date:
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Read each question carefully and convert the units of mass as instructed. Remember: 1 kilogram (kg) = 1000 grams (g).
1. 3 kilograms is equal to grams.
2. 5000 grams is equal to kilograms.
3. 2 kg and 400 g is equal to grams.
4. 7500 g is equal to kg and g.
5. Which of these is the heaviest?
2 kg
2500 g
1 kg 800 g
1500 g
6. How many grams are in half a kilogram?
100 g
500 g
1000 g
50 g
7. A bag of apples weighs 1 kg 200 g. How many grams does it weigh in total?
8. A box of cereal weighs 750 g. How much more mass is needed to make it 1 kilogram?
9. Look at the spring scale below. If the object shown weighs 1.5 kg, what is its weight in grams?

10. 200 grams is heavier than 0.5 kilograms.
True
False
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