10 ångström = 1 nanometer

100 millimeter 2 = 1 centimeter 2

1 000 nanometer = 1 micrometer

100 centimeter 2 = 1 decimeter 2

1 000 micrometer = 1 millimeter

100 decimeter 2 = 1 meter 2

10 millimeter = 1 centimeter

100 meter 2 = 1 are

10 centimeter = 1 decimeter

10 000 meter 2 = 1 hectare

1 000 millimeter = 1 meter

100 are = 1 hectare

10 decimeter = 1 meter

10 meter = 1 decameter

10 decameter = 1 hectometer

1 000 millimeter 3 = 1 centimeter 3

10 hectometer = 1 kilometer

1 000 centimeter 3 = 1 decimeter 3

1 000 kilometer = 1 megameter

1 000 decimeter 3 = 1 meter 3

1 000 meter 3 = 1 decameter 3

1 000 decameter 3 = 1 hectometer 3

1 000 milligram = 1 gram

10 gram = 1 decagram

10 decagram = 1 hectogram

10 milliliter = 1 centiliter

10 hectogram = 1 kilogram

10 centiliter = 1 deciliter

100 kilogram = 1 kwintaal

10 deciliter = 1 liter

1 000 kilogram = 1 ton

1 liter = 1 decimeter 3

10 liter = 1 decaliter

10 decaliter = 1 hectoliter

1 000 liter = 1 kiloliter

1 kiloliter = 1 meter 3

1 liter weegt 1 kilogram

A2 = 420 mm x 594 mm

1 kubieke meter weegt 1 ton

A3 = 297 mm x 420 mm

A4 = 210 mm x 297 mm

A5 = 148,5 mm x 210 mm

24 karaats is zuiver goud

1 metriek karaat = 200 milligram

1 troy (zuiver) = 480 grains

1 troy oz = 155,52 metriek