Length Converter Formula

Understand the math behind the length converter. Each variable explained with a worked example.

Use the Length Converter

Formulas Used

Inches

inches = value / 2.54

Meters

meters = value / 100

Millimeters

millimeters = value * 10

Yards

yards = value / 91.44

Feet

feet = value / 30.48

Variables

VariableDescriptionDefault
valueLength(cm)100

How It Works

Length Converter

Conversion Factors from Centimeters

  • Inches: cm / 2.54
  • Meters: cm / 100
  • Millimeters: cm × 10
  • Yards: cm / 91.44
  • Feet: cm / 30.48

    • Worked Example

    Convert 100 cm to other units.

    value = 100
    1. 01Inches = 100 / 2.54 = 39.3701 in
    2. 02Meters = 100 / 100 = 1 m
    3. 03Millimeters = 100 × 10 = 1000 mm
    4. 04Yards = 100 / 91.44 = 1.0936 yd
    5. 05Feet = 100 / 30.48 = 3.2808 ft

    Frequently Asked Questions

    How many inches are in a centimeter?

    1 centimeter equals approximately 0.3937 inches. Divide centimeters by 2.54 to get inches.

    How do I convert centimeters to meters?

    Divide the number of centimeters by 100 to get meters.

    Learn More

    Guide

    Metric vs Imperial: A Complete Guide to the Two Measurement Systems

    Understand the differences between the metric and imperial measurement systems. Learn their history, how they compare, and when to use each system for length, weight, volume, and temperature.

    Ready to run the numbers?

    Open Length Converter