Răspunsuri

2014-05-13T19:11:11+03:00
5hm= 500m
500cm= 5m
500+5=505m

300dm=30m
2mm=0,02m
30-0,02=29,98m

500dam=5km
5-1=4km

7dm=70cm
50mm=5cm
70+5=75cm

6dm=0,6m
1-0,6=0,4m
0,4m=40cm