Length
1 millimetre (mm)
1 cetimetre (cm)
1 metre (m)
1 Kilometre (km)

Area
1 square cm (cm²)
1 square metre (m²)
1 square km (km²)

Volume / Capacity
1 cubic cm (cm³)
1 cubic decimetre (dm³)
1 cubic metre (m³)
1 litre (l)

Mass
1 milligram (mg)
1 gram (g)
1 kilogram (kg)
1 tonne (t)

Length
= 0.0394 in (inch)
= 0.3937 in
= 1.0936 yd (yard)
= 0.6214 mile

Area
= 0.1550 in²
= 1.1960 yd²
= 0.3861 mile²

Volume / Capacity
= 0.0610 in³
= 0.0353 ft³ (foot³)
= 1.3080 yd³
= 1.76 pt (pint)

Mass
= 0.0154 grain
= 0.0353 oz (ounce)
= 2.2046 lb (pound)
= 0.9842 ton