Length Conversion Formulas
Metric to Imperial
- meters to feet: feet = meters × 3.28084
- meters to inches: inches = meters × 39.3701
- kilometers to miles: miles = kilometers × 0.621371
- centimeters to inches: inches = centimeters × 0.393701
Imperial to Metric
- feet to meters: meters = feet × 0.3048
- inches to centimeters: centimeters = inches × 2.54
- miles to kilometers: kilometers = miles × 1.609344
- yards to meters: meters = yards × 0.9144
Weight Conversion Formulas
Metric to Imperial
- kilograms to pounds: pounds = kilograms × 2.20462
- grams to ounces: ounces = grams × 0.035274
- kilograms to stones: stones = kilograms × 0.157473
Imperial to Metric
- pounds to kilograms: kilograms = pounds × 0.453592
- ounces to grams: grams = ounces × 28.3495
- stones to kilograms: kilograms = stones × 6.35029
Temperature Conversion Formulas
- Celsius to Fahrenheit: F = (C × 9/5) + 32
- Fahrenheit to Celsius: C = (F - 32) × 5/9
- Celsius to Kelvin: K = C + 273.15
- Kelvin to Celsius: C = K - 273.15
- Fahrenheit to Kelvin: K = (F - 32) × 5/9 + 273.15
Volume Conversion Formulas
Metric to Imperial
- liters to US gallons: gallons = liters × 0.264172
- liters to UK gallons: gallons = liters × 0.219969
- liters to cups: cups = liters × 4.22675
- milliliters to fluid ounces: fl oz = milliliters × 0.033814
Imperial to Metric
- US gallons to liters: liters = gallons × 3.78541
- UK gallons to liters: liters = gallons × 4.54609
- cups to liters: liters = cups × 0.236588
- fluid ounces to milliliters: milliliters = fl oz × 29.5735
Using Conversion Formulas
When using conversion formulas:
- Identify the starting value and unit
- Select the appropriate formula
- Substitute the value into the formula
- Perform the calculation
- Check your answer for reasonableness
For quick conversions, use our online converters which handle all calculations automatically.