Răspuns:
28.4:100+10(16.8-0)=0.284+168=168.284
si
124,5x(0.782-0.54)-5.76 =30.129-5.76=24.369
Explicație pas cu pas:
A)28,4:100+10[16,8-(4-4)]=.0,284+10*(16,8-0)=0,284+10*16,8=0,284+168=168,284
B)124,5*(0,782-0,54)-5,76=124,5*0,242-5,76=30,129-5,76=24,369