CONVERSIONS FORMULAE
To use the conversion formulae, multiply the imperial measurement by the factor beside the conversion you wish to make.
If you wish to convert Metric measure into Imperial measure, divide by the same factor.
LENGTH
| To Convert |
Multiply By |
|
|
| milli-inches into micrometres |
25.4 |
|
|
| inches into millimetres |
25.4 |
|
|
| inches into centimetres |
2.54 |
|
|
| inches into metres |
0.0254 |
|
|
| feet into millimetres |
304.8 |
|
|
| feet into centimetres |
30.48 |
|
|
| feet into metres |
0.3048 |
|
|
| yards into metres |
0.9144 |
|
|
| fathoms into metres |
1.8288 |
|
|
| chains into metres |
20.1168 |
|
|
| furlongs into metres |
201.168 |
|
|
| miles, statute into kilometres |
1.609344 |
|
|
| miles, nautical into kilometres |
1.852 |
|
|
VOLUME
| To Convert |
Multiply By |
| cubic inches into cubic centimetres |
16.387064 |
| cubic inches into litres |
0.016387 |
| cubic feet into cubic metres |
0.0283168 |
| cubic feet into litres |
28.316847 |
| cubic yards into cubic metres |
0.7645549 |
| teaspoons into milliliters |
4.93 |
| tablespoons into milliliters |
14.78 |
| UK pints into litres |
0.5682613 |
| UK quarts into litres |
1.1365225 |
| UK gallons into litres |
4.54609 |
| UK gallons into cubic metres |
0.0045461 |
| UK fluid ounces into cubic centimetres |
28.413063 |
| US pints into litres |
0.47 |
| US quarts into litres |
0.95 |
| US gallons into litres |
3.79 |
AREA
| To Convert |
Multiply By |
| square inches into square millimetres |
645.16 |
| square inches into square centimetres |
6.4516 |
| square feet into square centimetres |
929.0304 |
| square feet into square metres |
0.092903 |
| square yards into square metres |
0.836127 |
| square yards into acres (0.01 hectare) |
0.0083613 |
| square miles into square kilometres |
2.589988 |
| acres into square metres |
4046.8564 |
| acres into hectares |
0.4046856 |
MASS
| To Convert |
Multiply By |
| grains into milligrams |
64.79891 |
| grains into metric carats |
0.323995 |
| grains into grams |
0.064799 |
| pennyweights into grams |
1.555174 |
| ounces into grams |
28.349523 |
| ounces into kilograms |
0.0283495 |
| pounds into kilograms |
0.4535924 |
| stones into kilograms |
6.3502932 |
| hundredweights into kilograms |
50.802345 |
| tons into kilograms |
1016.0469 |
| tons into metric tonnes |
1.01605 |
| tahils into grams |
37.799 |
| kati into kilograms |
0.60479 |
