Convert Units of Capacity Worksheets

Convert Units of Capacity Worksheets

In these free math worksheets, students practice how to convert between the customary units of capacity (gallons, quarts, pints, cups).

How to convert between the different units of capacity?

Here are the conversion factors for gallons, quarts, pints, and cups:
1 gallon = 4 quarts
1 quart = 2 pints
1 pint = 2 cups

To convert from one unit to another, you can use these conversion factors to multiply or divide by the appropriate factor.
For example:
To convert gallons to quarts, multiply the number of gallons by 4.
To convert quarts to pints, multiply the number of quarts by 2.
To convert pints to cups, multiply the number of pints by 2.

Here are some example conversions:
2 gallons = 8 quarts = 16 pints = 32 cups
3 quarts = 6 pints = 12 cups
4 pints = 8 cups = 2 quarts

Have a look at this video if you need to review how to convert between the units of capacity.

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Convert Units of Capacity Worksheet

Convert Units of Capacity Word Problems

1. Susie has 3 quarts of milk. How many pints does she have?
2. Kristin has 3 gallons and 2 quarts of water. Alana needs the same amount of water but only has 8 quarts. How many more quarts of water does Alana need?
3. Each month, the Moore family drinks 16 gallons of milk and the Siler family goes through 44 quarts of milk. Which family drinks more milk each month?
4. Keith’s lemonade stand served lemonade in glasses with a capacity of 1 cup. If he had 9 gallons of lemonade, how many cups could he sell?
5. Bonnie’s doctor recommended she should drink 2 cups of milk per day. If she buys 3 quarts of milk, will it be enough milk to last 1 week? Explain how you know.

3 quarts = 12 cups.
12 cups will not last 1 week.

6. Dawn needs to pour 3 gallons of water into her fish tank. She only has a 1-cup measuring cup. How many cups of water should she put in the tank?
7. Julia has 4 gallons 2 quarts of water. Ally needs the same amount of water but only has 12 quarts. How much more water does Ally need?
8. Joey needs to buy 3 quarts of chocolate milk. The store only sells it in pint containers. How many pints of chocolate milk should he buy?
9. Granny Smith made punch. She used 2 pints of ginger ale, 3 pints of fruit punch, and 1 pint of orange juice. She served the punch in glasses that had a capacity of 1 cup. How many cups can she fill?
10. Tracy’s rain barrel has a capacity of 27 quarts of water. Beth’s rain barrel has a capacity of twice the amount of water as Tracy’s rain barrel. Trevor’s rain barrel can hold 9 quarts of water less than Beth’s barrel.
a. What is the capacity of Trevor’s rain barrel?
b. If Tracy, Beth, and Trevor’s rain barrels were filled to capacity and they poured all of the water into a 30-gallon bucket, would there be enough room?

a. 49 quarts
b. There will not be enough room.
30 gallons = 120 quarts
27 + 27 x 2 + 49 = 130 quarts which is more than 30 gallons.

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