IMPERIAL

Length	Area	Capacity	Weight
1 mile = 1760 yards 1 mile = 8 furlong 1 furlong = 10 chains 1 chain = 4 rods 1 rod = 5 1/2 yards 1 yard = 3 feet 1 foot = 12 inches	1 sq. mile = 640 acres 1 acre = 4840 sq. yard 1 sq. yard = 9 sq. feet 1 sq. foot = 144 sq. inches	1 gal. = 4 quarts 1 quart = 2 pints 1 pint = 4 gills 1 pint = 34.6774 inchs3 1 gill = 5 fl. oz. 1 fl. oz. = 8 fl. drachms 1 US gal = 0.8327 gal 1 US pint = 0.8327 pint 1 US pint = 16 fl. oz. 1 yard3 = 27 feet3 1 foot3 = 1728 inches3	1 ton = 20 cwt 1 ton = 2240 lb. 1 ton = 1.12 US ton 1 cwt = 4 quarters 1 quarter = 2 stone. 1 stone = 14 lb. 1 lb. = 16 oz. 1 oz. = 16 drams 1 oz. = 437.5 grains 1 US ton = 2000 lb.

METRIC

Length	Area	Capacity	Weight
1 km = 10 hm 1 km = 1000 m 1 hm = 100 m 1 m = 10 dm 1 dm = 10 cm 1 cm = 10 mm	1 km2 = 100 hectares 1 hectare = 100 ares 1 are = 100 m2 1 m2 = 100 dm2 1 dm2 = 100 cm2 1 cm2 = 100 mm2	1 m3 = 1000 litres 1 litre = 1 dm3 1 litre = 1000 cc 1 litre = 1000 ml	1 tonne = 1000 kg 1 kg = 1000 g 1 g = 1000 mg

IMPERIAL to METRIC

Length	Area	Capacity	Weight
1 mile = 1.609 km 1 yard = 0.9144 m 1 foot = 0.3048 m 1 inch = 25.4 mm	1 sq. mile = 2.59 km2 1 acre = 0.4047 hectares 1 acre = 4046.86 m2 1 sq. yard = 0.8361 m2 1 sq. foot = 0.0929 m2 1 sq. inch = 645.16 mm2	1 gallon = 4.5461 litres 1 US gallon = 3.785 litres 1 pint = 0.5683 litres 1 cu. inch = 16.3871 cm3	1 ton = 1.016 tonnes 1 lb. = 0.4536 kg 1 oz. = 28.3495 g 1 US ton = 0.9072 tonnes

METRIC to IMPERIAL

Length	Area	Capacity	Weight
1 km = 0.6214 miles 1 m = 1.0936 yards 1 m = 3.2808 feet 1 mm = 0.0394 inches	1 km2 = 0.3861 mile2 1 km2 = 247.105 acres 1 hectares = 2.4711 acres 1 m2 = 10.7639 feet2 1 mm2 = 0.0016 inches2	1 litre = 0.22 gal. 1litre = 0.2642 US gal. 1 litre = 1.7598 pint 1 m3 = 219.969 gal. 1 m3 = 35.3147 feet3	1 tonne = 0.9842 ton 1 tonne = 1.1023 US ton 1 kg = 2.2046 lb. 1 kg = 35.274 oz.

TEMPERATURE

deg. C to deg. F	deg. F to deg. C
deg. C x 9/5 + 32 = deg. F	(deg. F – 32) x 5/9 = deg. C