Răspuns :
Prima data transformam in m.
0,75hm=750m
20,5dm=2,05m
2,75dam=275m
750m+2,05+275m=1,027,05
0,75hm=750m
20,5dm=2,05m
2,75dam=275m
750m+2,05+275m=1,027,05
0,75hm+20,5 dm+2,75dam=?
0.75hm=10x10x0.75=75m
20,5dm=20,5:10=2,05m
2,75dam=10x2,75 =27,5m
deci 75+2,05+27,5m=107,55m