Sagot :
1 cm = 10 mm
Ben = 140 cm
Mike = 1090/10 = 109 cm
140 - 109 = 31
31 * 10 = 310
Ben is taller by 31 cm or 310 mm
Ben = 140 cm
Mike = 1090/10 = 109 cm
140 - 109 = 31
31 * 10 = 310
Ben is taller by 31 cm or 310 mm