Metric Conversion Practice Worksheets

(Randomly Generated)

Welcome to our Metric Conversion Practice Worksheets area.

Here you will find our free worksheet generator for generating your own metric conversion worksheets and answers.

If you are looking to create your own custom-made worksheets with your own choice of measuring units then look no further!

Using the random sheet generator will allow you to:

  • choose the number range and number of questions you wish the worksheet to have;
  • print or save your worksheet and a corresponding answer sheet;
  • choose your own title and instructions for completing the sheet - great for homework!

For optimal printing, please set your margins to zero on your print setup options.

To save your worksheets, select Print to PDF in the printing options.

If you have any problems with our Random Generator, please let us know using the Contact Us link at the top of each page.

Mobile View of Worksheets

Please note that our generated worksheets may have problems displaying correctly on some mobile devices.

This should not affect the printing of the sheets which should display correctly.

Metric Conversion Practice Worksheet Generator

Here is our random worksheet generator for creating your own free converting measures worksheets for metric units.

Using this generator will let you create your own worksheets for:

  • Convert between a range of lengths: mm, cm, m, km
  • Convert between milliliters, liters and centiliters
  • Convert between grams, kilograms, milligrams and (metric) tonnes

To start creating your sheet, choose an option from the Number values box below.

Metric Conversion Worksheet Generator

4 Steps to Your Worksheets...

  1. Select your metric conversion units - as many as you want - the most common conversions are in blue font
  2. Choose the value range for larger units (this is the value of the larger of the two conversion units)
  3. Choose if you want to include decimal values to convert to and from
  4. Choose if you want to convert using multiplication (larger units to smaller units), division (smaller units to larger units) or both.
  5. Choose the number of questions
  6. View your sheet (with or without answers)
  7. Print your sheet

(Optional) Give the worksheet your own title.

(Optional) Write out any instructions to go at the top of the sheet.

Select Conversion Units:



Liquid Volume

Larger Unit Values:

Decimal Values:

Conversion Type:

Number of Questions:

Your worksheet will appear below.

worksheet logoA


Metric Units Conversion Facts


1 cm = 10 mm

1 centimeter = 10 millimeters

1 m = 100 cm

1 meter = 100 centimeters

1 km = 1000 m

1 kilometer = 1000 meters


1 kg = 1000 g

1 kilogram = 1000 grams

1 g = 1000 mg

1 gram = 1000 milligrams

1 mt = 1000 kg

1 metric tonne = 1000 kilograms


1 L = 1000 mL

1 liter = 1000 milliliters

1 cL = 10 mL

1 centiliter = 10 milliliters

1 L = 100 cL

1 liter = 100 centiliters

Pre-prepared Metric Conversion Worksheets

We have created several ready-to-use printable measures conversion practice worksheets.

These sheets can be useful if you want to set work online or if you want worksheets that are not randomly generated each time.

More Recommended Math Resources

Take a look at some more of our worksheets and resources similar to these.

Converting Measures

The sheets in this section involve converting from one unit of measure to another.

They include customary and metric unit conversions.

The sheets on these pages are graded and not randomly generated.

Other Randomly Generated Worksheets

Here are some of our other worksheet generators for addition, subtraction, multiplication and division.

There are also sheets to practice rounding, place value and fractions.

Related Multiplication & Division Worksheets (Graded)

We also have a wide selection of graded multiplication worksheets.

These sheets have all been created individually and have all been graded by level of difficulty.

Metric Conversion Chart

The following web information page is all about converting metric lengths, areas, volumes and weights.

The units on this page are metric only, so if you are looking for help knowing and converting between metric units, then use the link below!

Metric Conversion Quizzes

We have created 2 quizzes to help you to practice your metric conversion facts.

Converting Metric Unit Quiz - Length

Our quizzes have been created using Google Forms.

At the end of the quiz, you will get the chance to see your results by clicking 'See Score'.

This will take you to a new webpage where your results will be shown. You can print a copy of your results from this page, either as a pdf or as a paper copy.

For incorrect responses, we have added some helpful learning points to explain which answer was correct and why.

We do not collect any personal data from our quizzes, except in the 'First Name' and 'Group/Class' fields which are both optional and only used for teachers to identify students within their educational setting.

We also collect the results from the quizzes which we use to help us to develop our resources and give us insight into future resources to create.

For more information on the information we collect, please take a look at our Privacy Policy

We would be grateful for any feedback on our quizzes, please let us know using our Contact Us link, or use the Facebook Comments form at the bottom of the page.

This quick quiz tests your knowledge and skill at converting metric units: km, m, cm and mm.

Converting All Metric Unit Quiz

This quick quiz tests your knowledge and skill at converting metric units: km, m, cm, mm, mL, L, g and kg.

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The Math Salamanders hope you enjoy using these free printable Math worksheets and all our other Math games and resources.

We welcome any comments about our site or worksheets on the Facebook comments box at the bottom of every page.

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