Weights & Measurements

Mass
To Convert Mulitply by
grains to millimetres 62.7989
grains to metric carats 0.3239
grains to grams 0.064
pennyweights to grams 1.55
ounces to grams 28.349
ounces to kilograms 0.028
pounds to kilograms 0.45
stones to kilograms 6.35
hundresweights to kilograms 50.8
tons to kilograms 1016.04
tone to metric tons 1.01
Area
To Convert Mulitply by
square inches to square millimetres 645.16
square inches to square centimetres 6.45
square feet to square centimetres 929.02
square feet to square metres 0.8361
square yards to square metres 0.00826
square yards to acres (0.01 hectures) 0.00836
square miles to square kilometres 2.589
acres into square metres 4046.85
acres to hectures 0.4046
Weights
10 milligrams 1 centigram
10 centigrams 1 decigram
10 decigram 1 gram
10 grams 1 decagram
10 decagrams 1 hectogram
10 hectogram 1 kilogram
100 kilograms 1 quintal
10 quintal 1 tonne
Avoidupois Weight
27.34 grains 1 dram
16 drams 1 ounce
16 ounces 1 pound
28 pounds 1 quarter
4 quarters 1 cwt
2000 pounds 1 short ton
2240 pounds 1 long ton