Converting Centimetres into Millimetres Whole Numbers Convert the following measurements into millimetres (mm). a) 1 cm = _____________ b) 4 cm = _____________ c) 3 cm = _____________ d) 8 cm = _____________ e) 9 cm = _____________ f) 12 cm = _____________ g) 15 cm = _____________ h) 19 cm = _____________ i) = _____________ 24 cm www.mathswithmum.com