a)
2h 6min=126min
2h=120min
b)
12kg+5kg=1,7dag
12kg+5Kg=17kg=1,7dag
c)
400cl+20dl=4l+0,2l=4,2l
400cl=4l
20dl=0,2l
d)
6cm³+0,004dm³=6000mm³+4000mm³=10000mm³
6cm³=6000mm³
0,004dm³=4000mm³
e)
9hm²+ 200m²=900dam²+2dam²=902dam²
9hm²=900dam²
200m²=2dam²
f)
5hm+6dam+80dm=500m+60m+8m=568m
5hm=500m
6dam=60m
80dm=8m
Sper ca te-am ajutat..