Răspuns:
13dl+170cl=130L+1700L=1830L
28hg+620dag=0,28g+62g=62,28g
420mm+27cm=420mm+2,7mm=422,7mm
20lei85bani+18leisi65bani=40lei50bani
600ml-20cl=6000cl-20cl=5980cl
4decenii-15ani=25ani
2ore-45min=120min-45min=75min
25min50sec+15minsi30 sec=41min20sec
sper ca te-am ajutat
