Equation List

Length

Metric Units

1 (m) Meter= 10 (dm) Decimeters= 10² (cm) Centimeters= 10³ (mm) Millimeters= 10⁶ Micron (µm)= 1.0936 (yd) Yards
1 (km) Kilometer= 10³ (m) Meters= 0.6215 (mi) Statute Mile= 0.5400 Nautical Mile

US/British Units

1 (in) Inch=1,000 Mils= 2.5400 (cm) Centimeters
1 Nail= 2.5 (in) Inches
1 Palm= 3 (in) Inches
1 Hand= 4 (in) Inches
1 (ft) Foot= 12 (in) Inches= 0.3048 (m) Meter
1 (yd) Yard= 3 (ft) Feet= 36 (in) Inches= 0.9144 (m) Meter
1 (rd) Rod= 5.5 (yd) Yards= 5.0292 (m) Meters
1 Fathom= 6 (ft) Feet
1 Furlong= 10 Chains=1,000 Links
1 (mi) Statute Mile=8 Furlongs= 1,760 (yd) Yards= 5,280 (ft) Feet= 1.6093 (km) Kilometers
1 Statute League= 3 Statute Miles (mi)= 24 Furlongs

1 Nautical Mile= 10 Cable Lengths= 1.852 (km) Kilometers
1 Nautical League= 3 Nautical Miles

Ancient Russian Units

1 Line= 10 Points= 2.5400 (mm) Millimeters
1 Sazhen= 3 Arshine= 48 Vershoks= 840 Lines= 2.1336 (m) Meters
1 Verst= 500 Sazhens= 1.0668 (km) Kilometers

Some Other Units

1 Angstrom Unit= 10^-10 (m) Meter
1 X-unit= 1.00206×10^-13 (m) Meter
1 (AU) Astronomical Unit= 1.496×10¹¹ (m) Meters
1 Light Year= 9.4605×10¹⁵ (m) Meters
1 Siriometer= 1.496×10¹⁷ (m) Meters
1 Parsec= 3.086×10¹⁶ (m) Meters

Area

Metric Units

1 (m²) Meter= 10⁴ (cm²) Squired Centimeters= 10⁶ (mm²) Squired Millimeters= 1.1960 (yd²) Squired Yards
1 (km²) Squired Kilometer= 10⁶ (m²) Squired Meters= 0.3861 (mi²) Squired Mile

US/British Units

1 (yd²) Squired Yard= 9 (ft²) Squired Feet= 1,296 (in²) Squired Inches= 0.8361 (m²) Squired Meter
1 (mi²) Squired Mile= 640 (a) Acres= 3,097,600 (yd²) Squired Yards= 2.5900 (km²) Squired Kilometers

Ancient Russian Units

1 Squired Arshine= 256 Squired Vershoks= 78,400 Squired Lines= 0.5058 (m²) Squired Meter
1 Desiatina= 2,400 Squired Sazhens= 21,600 Squired Arshines= 10,925.4 (m²) Squired Meters
1 Squired Verst= 250,000 Squired Sazhens= 1.1381 (km²) Squired Kilometers

Volume

Metric Units

1 (m³) Cubic Meter= 1,000 (dm³) Cubic Decimeters= 1,000 (l) Liters= 1,000,000 (cm³) Cubic Centimeters= 1,000,000 (ml) Milliliters

US/British Units

1 (bu) Bushel= 4 (pk) Pecks= 8 (gal) Gallons= 32 (qt) Quarts= 64 (pt) Pints
1 (pt) British Pint= 20 (fl oz) British Fluid Ounces
1 (pt) US Pint= 16 (fl oz) US Fluid Ounces
1 (gal) British Gallon= 4.546 (l) Liters
1 (gal) US Liquid Gallon= 3.785 (l) Liters
1 (gal) US Dry Gallon= 4.405 (l) Liters

Ancient Russian Units

1 Bucket= 10 Shtofs= 16 Wine Bottles= 20 Vodka Bottles= 100 Charkas= 12.2994 (l) Liters
1 Cubic Sazhen= 27 Cubic Arshines= 110,592 Cubic Vershoks= 9.7126 (m³) Cubic Meters

Mass and Weight

Metric Units

1 Metric Karat= 0.2 (g) Gram
1 (kg) Kilogram= 1,000 (g) Grams= 1,000,000 (mg) Milligrams
1 (t) Metric Ton= 100 (hg) Hectograms= 1,000 (kg) Kilograms

US/British Units

• Avoirdupois Weight

1 (lb) Pound=16 (oz) Ounces= 7,000 (gr) Grains= 0.4536 (kg) Kilogram
1 (oz) Ounce= 16 (dr) Drams= 28.3495 (g) Grams
1 (lg tn) British or Long Ton= 20 (lg cwt) British or Long Hundredweight= 80 British Quarters= 160 Stones= 2,240 (lb) Pounds= 1.0160 (t) Metric Tons
1 (sh tn) US or Short Ton= 20 (sh cwt) US or Short Hundredweight=80 US Quarters= 2,000 (lb) Pounds= 0.9072 (t) Metric Ton

• Try Weight

1 Imperial Carat= 3.168 (g) Grams
1 (t lb) Troy Pound= 12 (t oz) Troy Ounces= 240 (dwt) Pennyweight= 5,760 (gr) Grains= 0.3732 (kg) Kilograms

• Apothecaries Weight

1 (ap dr) Apothecary Drachm= 3 Scruples= 60 (gr) Grains= 3.8879 (g) Grams
1 (t oz) Troy Ounce= 8 (ap dr) Apothecary Drachms

Ancient Russian Units

1 Zolotnik= 276 Dolias= 12.2655 (g) Grams
1 Pood= 40 Foonts= 1,280 Lots= 368,640 Dolias= 16.3805 (kg) Kilograms

Temperature

Celsius= (Fahrenheit-32)×5/9
Celsius= Kelvin+273.15

Fahrenheit= Celsius×9/5+32
Fahrenheit= (Kelvin-273.15)×9/5+32

Kelvin= Celsius-273.15
Kelvin= (Fahrenheit-32)×5/9+273.15

Modified on 01/23/2000