8+8×(8+8×8+8)-(41+8:8): 6=
8+8×(8+64+8)-(41+1): 6=
8+8×80-42: 6=
8+640-7=
648-7=
641
(63+63×22-1443): (72+32×56-1858)=
(63+1386-1443): (72+1792-1858)=
6:(1864-1858)=
6:6=
(74+74×12-862):(81+46×67-3 153)=
(74+888-862):(81+46×67-3 153)=
(962-862):(81+3082-3153)=
100 : (3163-3153)=
100:10=
10
8+8×(253-30: 6-72:9)-309-73× 5=
8+8×(253-5-8)-309-365=
8+8×240-309-365=
8+1920-309-365=
1928-309-365=
1254
4+4×(312-42: 6-49:7)-408- 48× 6=
4+4×(312-7-7)-408-288=
4+4×298-408-288=
4+1192-408-288=
1196-408-288=
500
36: 9+13×(552-36× 7)+22=
4+13×(552-252)+22=
4+13×300+22=
4+3900+22=
3926
