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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 20 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 bag of potatoes, a dog, the water in a fish tank, a grape

LitersGramsKilograms
2.Sort each one into the right box.

Sort: the milk in a large carton, the water in a fish tank, a bicycle, a pencil

LitersGramsKilograms
3.Sort each one into the right box.

Sort: a sheet of paper, a desk, a grape, the water in a bathtub

LitersGramsKilograms
4.Sort each one into the right box.

Sort: a paper clip, the milk in a large carton, a pencil, the water in a bathtub

LitersGramsKilograms
5.Sort each one into the right box.

Sort: a paper clip, a grape, the juice in a big jug, a sheet of paper

LitersGramsKilograms

LessonPrint · 3.MD.A.2 · Set 20 · free to copy for classroom use

Answer key — Liters, Grams or Kilograms?

Set 20. Prints on its own sheet.

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

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