Explicație pas cu pas:
35-5:5+21:3=
35-1+7=
34+7=
41
79-72:9+5×20=
79-8+100=
71+100=
171
(30+24:4)-16:8=
(30+6)-16:8=
36-2=
34
100-12×(5+25):10=
100-12×30:10=
100-360:10=
100-36=
64
36:4+5-(30+51):9+(19-8×2)=
36:4+5-81:9+(19-16)=
36:4+5-81:9+3=
9+5-9+3=
14-9+3=
5+3=
8