There are 10 millimetres in one centimetre. Therefore, 1 millimetre is equal to 1/10 = 0.1 centimetres. This is one hundredth of the length of 10 centimetres.
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1 cm = 10 mm 80 cm = 80x10 = 800mm And 800 mm is 800 mm You decide
There are 10 millimeters (mm) in 1 centimeter (cm) and 100,000,000 mm in a kilometer (km). In other words, a cm is much smaller than a km.
10 mm = 1 cm ⇒ 1 mm = 1/10 cm =
100 1 cm = 10 mm 10(1 cm) = 10(10 mm) 10cm = 100 mm
10 mm = 1 cm