Răspuns:
2m=200dm=2000cm=20000mm,300m=30dam=3hm,5km=5000m,4500cm=45m,6m=6000mm,700dm=7dam,8000cm=80m=8dam,70km=700hm,9600m=96hm,62km=6200dam=62000m,6m=600cm 600cm+8cm=608cm,3km=30hm 30hm+5hm=35hm,6000mm=6m 300cm=3m 6m+3m=9m,900dam=9km 750hm=75km 9km+75km=84km sper ca te-am ajutat si mult succes la tema!
Explicație pas cu pas: