conversion table

metric

length
1 mm
1 cm (10 mm)
1 m (100 cm)
1 km (1000 m)

area
1 cm2 (100 mm2)
1 m2 (10,000 cm2)
1 ha (10,000 m2)
1 km2 (100 ha)

volume
1 cm3
1 dm3 (1,000 cm3)
1 m3 (1,000 dm3)
1 l (1 dm3)
1 hl (100 l)

mass
1 mg
1 g (1,000 mg)
1 kg (1,000 g)
1 t (1,000 kg)

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imperial

0.03937 inches
0.3937 inches
1.0936 yards
0.6214 miles

0.1550 inches2
1.1960 yd2
2.4711 acres
0.3861 mile2

0.0610 inches3
0.0353 ft3
1.3080 yd3
1.76 pt
21.997 gal

0.0154 grain
0.0353 oz
2.2046 lb
0.9842 ton

imperial

1inch
1ft (12 inches)
1yd (3ft)
1 mile (1760 yards)

1 inch2
1 ft2 (144 inches2)
1 yd2 (9 ft2)
1 acre (4840 yd2)
1 mile2 (640 acres)

1inch3
1 ft3 (1,728 in.3)
1 fl oz
1 pt (20 fl oz)
1 gal (8 pt)

1 oz (437.5 grain)
1 lb (16 oz)
1 stone (14 lb)

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metric

2.54 cm
0.3048 m
0.9144 m
1.6093 km

6.4516 cm2
0.0929 m2
0.8361 m2
4046.9 m2
2.59 km2

16.387 cm3
0.0283 m3
28.413 ml
0.5683 l
4.5461 l

28.35 g
0.4536 kg
6.3505 kg