Răspuns :
a)250mg + 19cg + 7g=?cg
25cg + 19cg + 700cg = 744
b)902g - 3000mg - 630 dg =?g
902g - 3g - 63g = 836g
c)730dg - 10g + 10dg - 3000mg ?g
73g - 10g +1g - 3g = 61g
d)175g + 230dg - 200cg - 2000mg= ?g
175g + 23g - 2g - 2g= 194g
25cg + 19cg + 700cg = 744
b)902g - 3000mg - 630 dg =?g
902g - 3g - 63g = 836g
c)730dg - 10g + 10dg - 3000mg ?g
73g - 10g +1g - 3g = 61g
d)175g + 230dg - 200cg - 2000mg= ?g
175g + 23g - 2g - 2g= 194g