Free Year 3 Metric Conversions Worksheet — Level 1
Convert between mm, cm, m, km; g and kg; mL and L. Builds confidence with the core skill before adding complexity. This Year 3 worksheet has 14 questions and comes with a full answer sheet showing the working for every question.
Instant download · No sign-up · Free for personal, classroom and homeschool use
- Year
- Year 3
- Subject
- Mathematics
- Topic
- Units & Conversions
- Difficulty
- Level 1 · Easier
- Estimated time
- 10 minutes
- Curriculum
- England National Curriculum
- Questions
- 14
- Answers
- Included, with working
- Format
- PDF (A4) + print
Students will practise
- converting between metric units
- multiplying and dividing by 10, 100 and 1000
Curriculum: England National Curriculum. We show specific outcome codes only where they have been verified against the official curriculum document.
What's next?
Completed: Year 3 Metric Conversions Worksheet — Level 1
Ready for more? Move on to Year 4 Mathematics.
How to use this worksheet
- Print the PDF or complete it on screen. Write the student's name and date at the top.
- Read the instructions for each part together before starting. Encourage working to be shown, not just answers.
- Mark with the answer sheet. Compare the method, not only the final answer, and give credit for correct working.
- Record the score, celebrate what went well, then follow the "What's next" suggestion.
Common questions
Who is this worksheet for?
Year 3 students (typically ages 8–9) working on units & conversions. It is pitched at level 1 · easier.
Are the answers included?
Yes. The PDF includes a full answer sheet with the working for every question. You can also view the answers online.
How long does it take?
About 10 minutes for 14 questions. Short, regular sessions work best: two or three a week beats one long one.
Do I need to sign up to download?
No. Click Download Free PDF and it opens immediately. It is free for personal, classroom and homeschool use.
What should we do next?
Explore more Year 3 mathematics resources.
Preview
Year 3 · Mathematics · Units & Conversions
Year 3 Metric Conversions Worksheet — Level 1
Student name:
Date:
Score: /
Remember: 1 cm = 10 mm, 1 m = 100 cm, 1 km = 1000 m, 1 kg = 1000 g, 1 L = 1000 mL.
Preview — the PDF contains the full resource and answer sheet.
About this resource
- Created by
- Success Tutoring Maths Team
- Reviewed by
- Success Tutoring
- Last reviewed
- 1 October 2026
- How it was made
- Generated by checked procedures
Free to print and share for personal, classroom and homeschool use. Please don't resell. Spotted an error? Let us know.