Imperial/Metric Conversion Table

Length

1 millimetre mm = 1,000 micrometres µm = 0.0394 inch 1 centimetre cm = 10 millimetres = 0.3937 inch 1 metre m = 100 centimetres = 1.0936 yards 1 kilometre km = 1000 metres = 0.6214 mile 1 inch = 2.54 centimetres 1 foot = 12 inches = 30.48 centimetres 1 yard = 36 inches = 0.9144 metre 1 mile = 1760 yards = 1.6093 kilometres

Area

1 square metre m² = 10,000 sq centimetres cm² = 1.196 yards 1 hectare ha = 10,000 sq metres = 2.4711 acres 1 sq kilometre km² = 100 hectares = 0.3861 sq mile 1 sq foot = 144 sq inches = 0.0929 sq metre 1 sq yard = 9 sq feet = 0.8361 sq metre 1 acre = 4840 sq yards = 4046.9 sq metres

Weight

1 gram g = 1000 milligrams mg = 0.0353 ounce 1 kilogram kg = 1000 grams = 2.2046 pounds 1 tonne t = 1000 kilograms = 0.9842 ton 1 ounce = 437.5 grains = 28.35 grams 1 pound = 16 ounces = 0.4536 kilogram 1 stone = 14 pounds = 6.35 kilograms 1 ton = 2240 pounds = 1.016 tonnes

Volume

1000 millilitres ml = 1000 cu centimetres cm³ = 0.0353 cu foot 1 litre l = 1000 millilitres = 0.22 gallon 1 cubic metre m³ = 1000 litres = 1.3080 cu yards 1 cu yard = 27 cu feet = 0.7646 cu metre 1 pint = 4 gills = 0.5683 litre 1 gallon = 8 pints = 4.5461 litres