There are 10 millimetres (mm) in one centimetre (cm). The relationship is that 1 mm is equal to one-tenth of a centimetre (1 mm = 0.1 cm).
Chapter 5 Measurement of length and motion
Class VI NCERT Book Curiosity Science
How many millimetres are there in one centimetre, and what is the relationship between millimetres and centimetres?
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There are 10 millimetres (mm) in one centimetre (cm). The relationship between millimetres and centimetres is that 1 millimetre is equal to one-tenth of a centimetre (1 mm = 0.1 cm). Therefore, 10 mm make up 1 cm.