5,4 cm = 5 cm 4 mm = 54 mm
10,7 cm = 10 cm 7 mm = 107 mm
120,8 cm = 120 cm 8 mm = 1208 mm
Pamiętaj, że: 1 cm = 10 mm
5,4 cm = 5∙10 mm + 4 mm = 54 mm
10 cm 7 mm = 10∙10 mm + 7 mm = 107 mm; 10 cm 7 mm = 10 cm + 7∙0,1 cm = 10,7 cm
1208 mm = 120 cm 8 mm