konversikan a. 1 km: m b. 1000m: km. c. 1000m: cm d. 100mm: cm

a. 1km = 1 x 1000 m = 1000 m,
b. 1000m = 1000 : 1000 = 1km
c. 1000m = 1000 x 100 = 100.000 cm.
d. 100mm = 100 : 10 = 10 cm.