Question

[(2×5×3×7+5×2×2×3):2:5]:(14×14:14:2:1+5×4×3-3×3×6-4)=? deafasurat. Coroana!!

Answer 1

[(2×5×3×7+5×2×2×3):2:5]:(14×14:14:2:1+5×4×3-3×3×6-4)=
[(10×21+10×6):2:5]:(14×1:2:1+20×3-9×6-4)=
[(210+60):2:5]:(14:2:1+60-54-4)=
(270:2:5):(7+60-54-4)=
(135:5):(67-54-4)=
27:(13-4)=
27:9=3

Answer 2

2×5=10
10×3=30
30×7=210
5×2=10
10×2=20
20×3=60
210+60=270
270: 2=135
135:5=17
14×14=196
196:14=14
14:2=7
7:1=7
5×4=20
20×3=60
3×3=9
9×6=54
7+54=61
61-60=1