Va rog frumos cât mai repede ex 2!! Dau coroana!!!

Răspuns:
a)
0,125km+14dam+43,5m+1243cm=1250dm+1400dm+435dm+124,3dm=2650dm+559,3dm=3209dm
b)
5dam+4320cm-2,4m+0,12hm=500dm+432dm-24dm+120dm=932dm-24dm+120dm=908dm+120dm=1028dm