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Liters, Grams or Kilograms? is a free printable Grade 3 math worksheet on choosing the unit that fits what is being measured, aligned to Common Core standard 3.MD.A.2. It prints 5 questions with an answer key on its own sheet of paper, in 25 versions that each ask different questions, so no two students in the class work from the same page. Print it from the browser or download it as a PDF — no account, no email.

Set 19 of 25 · the same problems every time you open this link.

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Set 1 has all 25 in a single PDF. All 25 sets ask different questions.

Liters, Grams or Kilograms?

3.MD.A.2

NameDate

Sort each one into the right box.

1.Sort each one into the right box.

Sort: a desk, the water in a fish tank, a bicycle, the water in a bathtub

LitersGramsKilograms
2.Sort each one into the right box.

Sort: a grape, a sheet of paper, a dog, a paper clip

LitersGramsKilograms
3.Sort each one into the right box.

Sort: a bicycle, a sheet of paper, a dog, the milk in a large carton

LitersGramsKilograms
4.Sort each one into the right box.

Sort: the water in a fish tank, the juice in a big jug, the water in a bathtub, a grape

LitersGramsKilograms
5.Sort each one into the right box.

Sort: the milk in a large carton, the water in a fish tank, the juice in a big jug, a dog

LitersGramsKilograms

LessonPrint · 3.MD.A.2 · Set 19 · free to copy for classroom use

Answer key — Liters, Grams or Kilograms?

Set 19. Prints on its own sheet.

  1. 1.Liters: the water in a fish tank, the water in a bathtub; Grams: —; Kilograms: a desk, a bicycle
  2. 2.Liters: —; Grams: a grape, a sheet of paper, a paper clip; Kilograms: a dog
  3. 3.Liters: the milk in a large carton; Grams: a sheet of paper; Kilograms: a bicycle, a dog
  4. 4.Liters: the water in a fish tank, the juice in a big jug, the water in a bathtub; Grams: a grape; Kilograms: —
  5. 5.Liters: the milk in a large carton, the water in a fish tank, the juice in a big jug; Grams: —; Kilograms: a dog

Last reviewed 2026-09-05. Aligned to 3.MD.A.2 of the Common Core State Standards for Mathematics.