Ma puteti ajuta? la exercitiul 9,10.

b) 300-(123,48+68,9+51,5+49,9)=6,22
a) 123,48+68,9+51,5+49,9=293.78
c) 88,9-6,22=82,68
2) 58,7+324,9= 383,6 => 384