Question

if the distance traveled from city "A" to city "B" is 625 kilometers, how many meters, cm and mm is that?

Answer 1

625 km

1 km = 1000 meters

625 x 1000 = 625000 meters

1 meter = 100 centimeters

625000 x 100 = 62500000 centimeters

1 cm = 10 mm

62500000 x 10 = 625000000 millimeters