Question

Calculeaza respectand ordinea operatiilor
a (120-9x10):5+124x9-(70-81:9)=
b (72:8+324)-(64:8+60x2)=
c (124x9+364x7)x0+503x3=

Dau coroana si 30 pct

Answer 1

a). 1. 9x10=90
     2. 120-90=30
     3. 81:9=9
     4. 70-9=61
     5. 30:5=6
     6.124x9=1116
     7.1116-61=1055
     8. 6+1055=1061
b)1.72:8=9
   2. 9+324=333
   3.64:8=8
   4.60x2=120
   5.8+120=128
   6.333-128=205
c).1.124x9=1116
    2.364x7=2548
    3. 1116+2548=3664
    4.3664x0=0
    5.503x3=1509
    6.0+1509=1509