Student resources
Grades 4-8
Volume Conversion Practice Questions
Use these volume practice questions to build speed with common classroom, cooking, and science conversions.
Key ideas
- Multiply when converting from a larger unit to a smaller unit.
- Divide when converting from a smaller unit to a larger unit.
- Write the unit after the number so the answer is clear.
- Check whether the question is metric or US customary before solving.
Useful Volume Facts
| Conversion | Rule | Example |
|---|---|---|
| L to mL | multiply by 1,000 | 3 L = 3,000 mL |
| mL to L | divide by 1,000 | 750 mL = 0.75 L |
| cups to fl oz | multiply by 8 | 2 cups = 16 fl oz |
| gallons to quarts | multiply by 4 | 5 gal = 20 qt |
Practice questions
Convert 3 L to mL.
Calculation: 3 x 1,000 = 3,000
Answer: 3,000 mL
Convert 2 cups to fluid ounces.
Calculation: 2 x 8 = 16
Answer: 16 fl oz
Convert 4 quarts to gallons.
Calculation: 4 / 4 = 1
Answer: 1 gallon
Convert 6 tablespoons to teaspoons.
Calculation: 6 x 3 = 18
Answer: 18 teaspoons
Convert 500 mL to L.
Calculation: 500 / 1,000 = 0.5
Answer: 0.5 L
Convert 2 gallons to quarts.
Calculation: 2 x 4 = 8
Answer: 8 quarts