Measurements

English for Everybody - Beginners course
Here are some examples of large numbers being used in measurements.
mm = millimetrecm = centimetre
m = metre km = kilometre
1 cm = 10 mm
(one centimetre = ten millimetres)
1 m = 100 cm
(one metre = hundred centimetres)
1 km = 1000 m
(one kilometre = one thousand metres)
1 km = 1000 000 mm
(one kilometre = one million millimetres)
1000 km = 1000 000 000 mm
(one thousand kilometres = one billion millimetres)

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