FreeMath
Grade 4medium

Metric Measurement Conversions Practice

Practice converting between metric units: meters/centimeters/kilometers, grams/kilograms/milligrams, and liters/milliliters.

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All 20 Practice Problems

Every question in this set. Solve them on paper, or use the interactive tool above for instant feedback and hints.

  1. 1.3 meters = ? centimeters
  2. 2.5000 grams = ? kilograms
  3. 3.2.5 liters = ? milliliters
  4. 4.450 centimeters = ? meters
  5. 5.7 kilometers = ? meters
  6. 6.3500 milligrams = ? grams
  7. 7.8.2 meters = ? centimeters
  8. 8.6000 milliliters = ? liters
  9. 9.1.5 kilograms = ? grams
  10. 10.250 meters = ? kilometers
  11. 11.4 liters = ? milliliters
  12. 12.9000 meters = ? kilometers
  13. 13.3.25 grams = ? milligrams
  14. 14.75 centimeters = ? meters
  15. 15.2.8 kilometers = ? meters
  16. 16.500 grams = ? kilograms
  17. 17.1250 milliliters = ? liters
  18. 18.6.5 meters = ? centimeters
  19. 19.4500 grams = ? kilograms
  20. 20.0.75 liters = ? milliliters
Show answer key
  1. 1.3 meters = ? centimeters Answer: 300
  2. 2.5000 grams = ? kilograms Answer: 5
  3. 3.2.5 liters = ? milliliters Answer: 2500
  4. 4.450 centimeters = ? meters Answer: 4.5
  5. 5.7 kilometers = ? meters Answer: 7000
  6. 6.3500 milligrams = ? grams Answer: 3.5
  7. 7.8.2 meters = ? centimeters Answer: 820
  8. 8.6000 milliliters = ? liters Answer: 6
  9. 9.1.5 kilograms = ? grams Answer: 1500
  10. 10.250 meters = ? kilometers Answer: 0.25
  11. 11.4 liters = ? milliliters Answer: 4000
  12. 12.9000 meters = ? kilometers Answer: 9
  13. 13.3.25 grams = ? milligrams Answer: 3250
  14. 14.75 centimeters = ? meters Answer: 0.75
  15. 15.2.8 kilometers = ? meters Answer: 2800
  16. 16.500 grams = ? kilograms Answer: 0.5
  17. 17.1250 milliliters = ? liters Answer: 1.25
  18. 18.6.5 meters = ? centimeters Answer: 650
  19. 19.4500 grams = ? kilograms Answer: 4.5
  20. 20.0.75 liters = ? milliliters Answer: 750

About This Practice

This practice set includes 20 metric conversion problems. Understanding the metric system is essential for science and international communication.

Want more practice? See all Grade 4 practice →