METRIC SYSTEM
(Handy Conversion Rules)
To Convert
Multiply by
To Convert
Multiply by
Inches to Centimetres
2.540
Cub. Centimetre to Cub. Inches  0.06102
Centimetres to Inches
0.3937
Cub. Feet to Cub. Metres 0.02832
Feet to Metres
0.3048
Cub. Metres to Cub. Feet 35.31
Metres to Feet
3.281
Cub. Yards to Cub. Metres 0.7646
Yards to Metres
0.9144
Cub. Metres to Cub. Yards  1.308
Metres to Yards
1.094
Cub. Inches to Litres                       0.01639
Miles to Kilometres
1.609
Litres to Cub. Inches                         61.03
Kilometres to Miles
0.6214
Gallons to Litres                                4.546
Sq. Inches to Sq. Centimetres
6.452
Litres to Gallons                                0.22
Sq. Centimetres to Sq. Inches
1.1550
Grains to Grams                                0.0648
Sq. Feet to Sq. Metres
0.0929
Grams to Grains                                15.43
Sq. Metres to Sq. Feet
10.76
Ounces to Grams                               28.35
Sq. Yards to Sq. Metres
0.8361
Grams to Ounces                               0.03527
Sq. Metres to Sq. Yards
1.196
Pounds to Grams                               453.6
Sq. Miles to Sq. Kilometres
2.590
Grams to Pounds                               0.002205
Sq. Kilometres to Sq. Miles
0.3861
Pounds to Kilograms                         0.4536
Acres to Hectares
0.4047
Kilograms to Pounds                         2.205
Hectares to Acres
2.471
Tons to Kilograms                             1016.0
Cub. Inches to Cub. Centimetres
16.39
Kilograms to Tons                             0.0009842
USE FUL MEMORANDA
1   Millimetre  1/25th of an Inch 1000 Kilograms  About 1 Metric Ton
1   Centimetre  13/32nd of an Inch 1 Litre                 1 3/4 Pints
1   Metre  39 1/2 Inches 1 Lb. avoir          453 1/2 Grams
1   Kilometre  1093 1/2 Yards 5 Kilograms             About 11 Pounds
1   Foot  About 30 Centimetres 1 Gram                      About 15 Grains
1   Kilogram  About 2 Lbs. 1 Cwt.  About 50 Kilograms

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