You multiply (by 10) when changing from centimetres/cm to millimetres/mm.
Divide... by 10
Multiply cm by 10 to get mm. Divide mm by 10 to get cm.
10 mm = 1 cm Divide
1 cm = 10mm Multiply.
You divide the number of millimeters by 10.
Multiply by 10
40 mm = 4 cm 1 mm = 1/10 of a cm Multiply 40 mm*(1/10 * 1 cm) = 4 cm
19 mm. To convert cm to mm multiply by 10, to convert mm to cm divide by 10.
Generally you would multiply 10 mm = 1 cm 480 cm = 480 * (1 cm) = 480 * (1 cm) * (10 mm) / (1 cm) = 480 * (10 mm) = 4,800 mm
To find the value of 2.5cm in mm, you would multiply by 10.
To convert millimeters (mm) to centimeters (cm), you divide the number of millimeters by 10. Therefore, to change 148 mm into cm, you would divide 148 by 10, resulting in 14.8 cm.
Divide it by 10 and so 75 mm = 7.5 cm