Free printable worksheet

Measurement Conversions Worksheet

Twenty customary, metric, and time conversions.

Elementary MathGrades 3-63 pagesAnswer key included

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What this worksheet includes

  • Twenty customary, metric, and time conversions.
  • 3-page printable PDF with a complete answer key
  • Designed for Grades 3-6 elementary math practice
  • Available as an immediate free download with no email required

How to use it

Use this measurement conversions worksheet for guided practice, independent review, homework, tutoring sessions, or a quick skills check. The spacious layout is designed to leave room for students to show their work rather than guess from crowded answer choices.

After students finish, compare their reasoning with the included answer key. When an answer is incorrect, have the student locate the first step where their work changed direction before trying the problem again.

Who this practice is for

This resource is designed for grades 3-6 students working on elementary math. Teachers, tutors, homeschool families, and parents can preview the first page before deciding whether the level and spacing fit the student.

Looking for a broader sequence? Browse all Elementary Math worksheets.

Topic guide

How to approach measurement conversions

Measurement conversion renames the same quantity in a different unit. Use the conversion key to decide whether to multiply into smaller units or divide into larger units.

Write units beside every value so the direction remains clear. Common customary and metric relationships should be checked for reasonableness after calculation.

Learning objectives

  • Convert customary and metric units
  • Choose multiplication or division
  • Use unit labels throughout a conversion

Skills to review first

  • Multiplication and division
  • Reading a conversion key
  • Comparing unit sizes
Worked example

Follow the reasoning step by step

Convert 5 yards to feet using 1 yd = 3 ft.

  1. The target unit, feet, is smaller than yards.
  2. Multiply the number of yards by 3.
  3. Compute 5 × 3 = 15.
  4. Label the result in feet.

Solution: 15 ft.

Try before downloading

Three sample problems

Work each problem, then open the answer to check your result.

Problem 1 · customary length

4 ft = ___ in

Show answer

48 in

Problem 2 · customary weight

3 lb = ___ oz

Show answer

48 oz

Problem 3 · metric capacity

2 L = ___ mL

Show answer

2,000 mL

Error check

Common mistakes to watch for

  • Multiplying when converting to a larger unit
  • Using a length conversion for weight or capacity
  • Dropping unit labels