1、61-38+26 79+19-1618-36+27 87-27+16 30+(23-29)73-23-4 93-(39-23) 71-(25-24)99-46+32 65-39+26 99-79+5659-36+29 94-29+26 30-(23-29)93-23+44 33-(39-23) 99-(25-24)99-96+32 69-39+26 29+59-3699-36+29 99-29+96 80-(23+29)23+23+94 93-(39-23) 99-(99-29)55-46+22 65-28+26 58+18-5658-26+25 84-25+16 4+25-1627+37-4
2、9= 43-21+39=83-22-36=65-33+47= 33+28-39= 94-23+37=64-18+24=90-43-27= 33+48-19=94-23+37=33+48-19= 83-22-36=94-23+37=32+19+28= 80-39+44= 56+28-59=57+17-30=53+21+17=26-19+73=77+19-27=23-17+68= 49-16-19=86-12-15=57+33+31= 36-27+9=77-(19-16)= 88-34-18= 15+36+27=12+79-62=51-(20+28)= 51+42+53=77-65-6=71-52
3、+36=75-(24+26)=75-24-23= 32+45+38=81-45+36=(24-16)+40=63+12+42=53-37-15=63-23+28=48-(26+18)= 21+32+60=36+34-14= 73-12-21= 21+(82-60)=44+5+12= 100-66-22= 72-45+32=54-(21-18)= 67-37-22= 21+82+17=73-27+10= 54+(21-18)= 65-33-18=58+45+3=54-52+17= 98-(51-24)=75-63-1=63+18+11= 45+15-47=97-(34+25)= 43+29+13=35-28-28=67-38+22=60-(34+15)= 17+27+10=55-38-15= 54-41+36=99-(8+77)=75+15+30=92-6-11= 42-37+54=77-(34+22)= 12+29+19= 69-10-36=