Lesson Worksheet: Converting Capacity: Metric Units Mathematics • 4th Grade

In this worksheet, we will practice converting between whole numbers of liters and milliliters.


How many milliliters are there in 18 liters?


A restaurant’s soda fountain dispenses 19 liters of soda daily. How many milliliters is that?


A leak in a shower head wastes 23 liters of water every week. How many milliliters of water is wasted?


Use <, =, or > to fill in the blank: 29,00029.millilitersliters

  • A>
  • B=
  • C<


Use <, =, or > to fill in the blank: 5353,000.litersmilliliters

  • A>
  • B=
  • C<


Use <, =, or > to fill in the blank: 5,5035.millilitersliters

  • A<
  • B>
  • C=


There are 2,000 mL of orange juice in a jug. Find the volume in liters.

  • A20 liters
  • B2,000 liters
  • C2 liters
  • D200 liters


A baby animal drinks 60 liters of milk each day. Is 6,000 mL of milk enough to feed the baby animal for one day?

  • AYes
  • BNo


How many liters are there in 12,000 mL?


A teacher asked two students in his class which is the greater capacity, 280,000 mL or 28 liters. Ethan said 280,000 mL and Liam said 28 liters. Who is right?

  • AEthan
  • BLiam


Complete the following sentence: A liter is equal to milliliters.


True or False: A capacity of 9 liters is 1,000 times a capacity of 9 milliliters.

  • AFalse
  • BTrue


A coffee pot has a capacity greater than 1 liter and less than 2 liters. Which of these could be the number of milliliters of coffee the pot can hold?

  • A3,400 milliliters of coffee
  • B4,200 milliliters of coffee
  • C600 milliliters of coffee
  • D2,900 milliliters of coffee
  • E1,700 milliliters of coffee


Daniel just bought a 8,000-milliliter container of laundry detergent. How many liters of detergent are in the container?

  • A80 liters of detergent
  • BMore than 80 liters of detergent
  • C8 liters of detergent
  • DLess than 8 liters of detergent


Fill in the blank: A capacity of 27,000 milliliters is equal to a capacity of liters.


Which of these comparisons is correct?

  • A7<6,000litersmilliliters
  • B5<600litersmilliliters
  • C8>9,000litersmilliliters
  • D4>5,000litersmilliliters
  • E3>400litersmilliliters


A punch bowl has a capacity of 3 liters.

  • David says that its capacity is between 200 milliliters and 4,000 milliliters.
  • Isabella says that its capacity is between 400 milliliters and 200 milliliters.

Who is correct?

  • AOnly David
  • BNeither David nor Isabella
  • COnly Isabella
  • DBoth David and Isabella


Daniel needs at least 400 milliliters of paint to complete a do-it-yourself project. He has 4 liters.

Fill in the blank to compare the amounts: 4 liters is  400 milliliters.

  • Aless than
  • Bequal to
  • Cmore than

Does Daniel have enough paint to finish the project?

  • AYes
  • BNo

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