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Transformari;

27g+34g=?dg

680g-12dag=?g

500mg+300mg=?cg


Răspuns :

1)270+340dg=610dg
2)680-120g=560g
3)50+30cg=80cg
270dg+340dg=610dg

680g-120g=560g

50cg+30cg=80cg