How to Convert mm to Inches With a Ruler

How to Convert mm to Inches With a Ruler thumbnail
Metric rulers do not have inches as intervals of measurements.

Although the metric system measures length in meters, the United States uses its own standard of inches and feet. Metric rulers consist of 100 centimeters, broken into 10 millimeter intervals. If you are using a metric ruler without inches and would like to convert millimeters to inches, a simple equation can help you with the conversion.

Things You'll Need

  • Metric ruler
Show More

Instructions

    • 1

      Measure the length of the object with a ruler in millimeters.

    • 2

      Divide the length in millimeters by 25.4; there are 25.4 mm in every inch.

    • 3

      Review the answer. For example, if the length of the object measured 2,000 mm, the equation would be:

      2000 mm / 25.4 = 78.74 inches

Tips & Warnings

  • Check your answer using an online millimeter to inches calculator.

Related Searches:

References

Resources

  • Photo Credit ruler image by Oleg Kapustin from Fotolia.com

Comments

You May Also Like

Related Ads

Featured