1x7=7-1x6=44+7x6=54+4x649-1x1=6x8-24=13+4x8=77-6x24x3+74 二7x6-11=58-6x6=5x5-2362+1x2 二33+1x2=8x4-1=51+2x577-6x2=45+6x2=79-1x4=31+8x6+6x3=84-5x8=55-3x1=5x3+236x3+22=67-3x7=4x1+63=17+1x15x8+29=44+7x2=27-1x6=21+8x889-2x7=34+2x2=42+4x9=1+6x5=86-9x6=61+6x6=38-5x6=77-2x23x1+46=64+2x8=8x4-31=17-6x24x7+51=89-6x2=78-1x7=68-1x199-2x2=94-3x4=3x9+22=53-5x44+4x3=8x4+37=7x6-30=59-5x31x2+87=75+3x4=86+2x1=1x8-7=40+6x9=57-8x7=7x3+78=12+6x34+8x5=1+7x2=9x2-5=58-7x579-8x9=1x2+45=99-6x6=46-1x48-1x7=61+3x3=7+7x3=17-2x667-5x9=79-8x9=9x2-5=71+4x76x3-1=3x7+28=66-4x5=8x6+419x5+2=5x7-13=19-8x1=1x6+8246-8x4=65-2x6=89-6x9=65-2x67x6+23=7x8+2=49-3x2=68+5x6-14=6+4x3=30+7x5=22+6x91x6+60=71-2x5=6x2+65=5x3+554x8+12 二69-2x3=42-2x5=45+1x410+1x4=49-5x5=15-2x1=5+5x2=1x4+40=3x4-1=53-7x3=6x2+17+1x3=3x2+80=18-1x4=15+7x951+1x7=76-5