This Grade 3 easy worksheet explores liquid volume using milliliters and liters for CCSS 3.MD.2. Students correct mixed-up statements about juice boxes, bathtubs, and teaspoons, complete fill-ins with mL and L, and answer true or false questions about buckets and eyedroppers. They practice that 1 liter equals 1000 milliliters and pick the right unit for small and large amounts of liquid.
Style:
Mass and Volume
Part A: Fix the Sentence
Each sentence has an error. Rewrite it correctly on the line.
1. Fix the sentence:
A juice box holds about 250 liters of juice.
Rewrite: A juice box holds about 250 milliliters of juice.
2. Fix the sentence:
A Grade 3 bathtub holds about 200 milliliters of water.
Rewrite: A Grade 3 bathtub holds about 200 liters of water.
3. Fix the sentence:
A teaspoon of medicine is about 5 liters.
Rewrite: A teaspoon of medicine is about 5 milliliters.
Part B: Fill in the Blank
Write the missing word or number on each line.
1. A typical water bottle holds about 1 liter for Grade 3 lunch.
2. A medicine spoon holds about 5 milliliters in Grade 3 science class.
3. The unit milliliter is written with the symbol mL for Grade 3.
4. The unit liter is written with the capital symbol L in Grade 3.
Part C: True or False?
Read each statement. Circle True or False.
1. In Grade 3, 1 liter equals 1000 milliliters.
True False
2. A Grade 3 bucket of water holds about 10 liters.
True False
3. A Grade 3 eyedropper holds about 2 liters of liquid.
True False
Mass and Volume
★ Part A: Fix the Sentence
Each sentence has an error. Rewrite it correctly on the line.
1) Fix the sentence:
A juice box holds about 250 liters of juice.
Rewrite: A juice box holds about 250 milliliters of juice.
2) Fix the sentence:
A Grade 3 bathtub holds about 200 milliliters of water.
Rewrite: A Grade 3 bathtub holds about 200 liters of water.
3) Fix the sentence:
A teaspoon of medicine is about 5 liters.
Rewrite: A teaspoon of medicine is about 5 milliliters.
★ Part B: Fill in the Blank
Write the missing word or number on each line.
1) A typical water bottle holds about 1 liter for Grade 3 lunch.
2) A medicine spoon holds about 5 milliliters in Grade 3 science class.
3) The unit milliliter is written with the symbol mL for Grade 3.
4) The unit liter is written with the capital symbol L in Grade 3.
★ Part C: True or False?
Read each statement. Circle True or False.
1) In Grade 3, 1 liter equals 1000 milliliters.
True
False
2) A Grade 3 bucket of water holds about 10 liters.
True
False
3) A Grade 3 eyedropper holds about 2 liters of liquid.
True
False
Ready to Practice?
Complete each section carefully.
10 Questions
15-20 minutes
Auto-graded
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