Längenmasse

1 inch (in) 

2.54 cm

1 foot (ft)

12 inches

30.48 cm

1 yard (yd)

3 feet

91.44 cm

1 mile (mi)

1'760 yards

1.609 km

1 Seemeile

1.852 km

Flächenmasse

1 square inch (sq in)

6.4516 cm2

1 square foot (sq ft)

144 square inch

929.0341 cm2

1 square yard (sq yd)

9 square foot

0.8361 m2

1 acre

4'840 square yards

4'046.8 m2

0.405 ha

1 square mile

640 acres

259 ha

2.59 km2

1 m2 = 10.76 sqft (etwa 11 sqft entsprechen 1 m2)

1 ha (10'000 m2) = 2.471 acres (etwa 2.5 acres entsprechen 1 ha)

Raummasse

1 cubic inch (cub in)

16.386 cm3

1 cubic foot (cub ft)

1'728 cubic inches

0.02832 m3

1 cubic yard (cub yd)

27 cubic feet

0.7645 m3

Hohlmasse, Flüssigkeiten

1 fl ounce

0.2957 dl

1 gill

4 fl ounces

0.1183 l

1 pint (pt)

4 gills

0.4731 l

1 quart (qt)

2 pints

0.9463 l

1 gallon (gal)

4 quarts

3.7853 l

1 barrel

42 gallons

158.984 l

1 bushel ( für Getreide)

35.238 l

Gewichte

1 ounce (oz)

28.3495 g

1 pound (lb)

16 ounces

453.5924 g

1 US quarter (qr)

25 pounds

11.3398 kg

1 US cwt (100 lb)

4 quarter

45.3592 kg

1 short ton (2000 lb)

20 cwt

907.18 kg

Temperatur

Annäherung: Celsius = Fahrenheit minus 30 geteilt durch 2 

Genau: Celsius = (Fahrenheit - 32) x 5 / 9