calculeaza........ ....

Răspuns:
a) 180dam + 320dam = 500dam = 50m
1000m - 50dam = 100dam - 50dam = 50dam
6×250dam = 1500dam = 150hm
b) 4m + 32dm = 40dm + 32dm = 72dm
42m - 30dm = 42m - 3m = 39m
6×220dm = 1320dm = 132m