Explicație pas cu pas:
36+8x(100-47-53+36):(13-4)=
36+8x(53-53+36)÷9=
36+8×(0+36):9=
36+8×36:9=
36+288:9=
36+32=68
[480-124×3+(108+776):2]:5×7=
(480-372+884:2):5×7=
(480-372+442):5×7/
(108+442):5×7=
550:5×7=
110x7=770
7 502-[17+23×3-(17+41)+10×5+9]-123=
7 502-(17+69-58+50+9)-123=
7 502-(86-58+50+9)-123
7 502- (28+59)-123=
7 502- 87-123=
7 415-123=7 292
[55×5-(199-198+100)+ 220:10]:4
[55×5-(1+100)+220:10]:4=
(55×5-101+220:10):4
(275-101+22):4=
(174+22):4=
196:4=49
[72-3×(30-7)]×[35+2×(49-46)]=
(72-3×23)×(35+2×3)=
(72-69)×(35+6)=
3x41=123
