1 计算题(10月1日) 53-(47-38)= 51-13+22= 62-(36-18)= 30-(22-11)= 27-(3+22)= 65-(21+13)= 49-(26+16)= 28-24+23= 82-(37+12)= 52-(51-47)= 61-(17+22)= 68-(42+12)= 19+35-32= 43-(42-5)= 44-(16+14)= 43-18+12= 73-(24+19)= 85-72+24= 83-(23+51)= 66-29+33= 91-(61-43)= 2 35+33-43= 79+14-15= 53-38+11= 15+68-38= 23+(25+16)= 44-(16-8)= 21+37-3= 67-43+32= 14+77-48= 计算题(10月2日) 76-(64-11)= 77-(63-37)= 76-(69-55)= 74+12-26= 94-(62+23)= 41-67+55= 75-(46+24)= 65-(54-50)= 47-(18+12)= 3 60-(24-16)= 66-(28+16)= 51-(17+15)= 95-(64-12)= 67+22-19= 68-30+17= 46-24+12= 86-(8+22)= 32+45-23= 81-25+47= 84-(24+28)= 65-(34+18)= 83+15-22= 36-28+55= 69-(34-28)= 55-(41-15)= 90-(49+21)= 44+41-54= 34-(30-24)= 81-12+15= 50-37+29= 4 计算题(10月3日) 58-(35-17)= 70-(19+24)= 49+18-42= 59+(57-28)= 67+30-82= 81-(42+17)= 38+33-45= 70-(25+32)= 29-1