Waterwise on the Farm (Version 2)

Table 3: Conversion factors

Metric Other units Imperial
Length  
1 centimetre (cm) 10 millimetres (mm) 0.39 inch (in)
1 metre (m) 100 cm 1.09 yards (yd)
1 kilometer (km) 1000 m 0.62 mile
0.03 m 2.54 cm 1 in
0.91 m 91.44 cm 1 yard
1.61 km 1,609 m 1 mile
Area  
1 square centimeter (cm2) 100 square millimetres (mm2) 0.16 square inch (in2)
1 square metre (m2) 10,000 cm2 1,500 in
1 square metre (m2) 1.2 square yards (yd2) 10.76 square feet (ft2)
1 square kilometer (km2) 100 hectares (ha) 247.11 acres
6.45 cm2   1 in2
0.84 m2 9 ft2 1 yd2
0.004 km2 4046.86 m2 1 acre
Pressure  
1000 millimetre water (mm H2O) 1 metre H2O 1.42 psi
Volume  
1 cubic centimetre (cm3) 0.000001 cubic metres (m3) 0.06 cubic in (in3)
1 cubic metre (m3) 1000 litres 35.32 cubic feet (ft3)
1 cubic metre (m3)   1.31 cubic yards (yd3)
1 cubic decametre (dm3) 1 litre 0.22 gallons
1 millimetre per hectare (mm/ha) 10 m3 2199.69 gallons
16.39 cm3 0.02 litres 1 in3
0.03 m3 0.04 yd3 1 ft3
0.77 m3 168.18 gallons 1 yd3
4.55 litres 8 pints 1 gallon
0.57 metres 20 fluid ounces (fl oz) 1 pint
Weight  
1 gram (g) 1000 milligrams (mg) 0.04 ounce (oz)
1 kilogram (kg) 1000 g 2.2 pounds (lb)
1 tonne (t) 1000 kg 0.98 ton
1 cubic metre (m3) 1 tonne  
28.35 g   1 oz
0.45 kg 16 oz 1 lb
1.016 t 20 hundredweight (cwt) 1 ton
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