总述：本次共解1题。其中
           ☆算术计算1题

〖1/1算式〗
    作业：求算式 -5-101+100-48+48-45+2.22-87+100-30-50+50-238-1-35-61 的值.
    题型：数学计算
    解:
          -5-101+100-48+48-45+2.22-87+100-30-50+50-238-1-35-61
        =-106+100-48+48-45+2.22-87+100-30-50+50-238-1-35-61
        =-6-48+48-45+2.22-87+100-30-50+50-238-1-35-61
        =-54+48-45+2.22-87+100-30-50+50-238-1-35-61
        =-6-45+2.22-87+100-30-50+50-238-1-35-61
        =-51+2.22-87+100-30-50+50-238-1-35-61
        =-48.78-87+100-30-50+50-238-1-35-61
        =-135.78+100-30-50+50-238-1-35-61
        =-35.78-30-50+50-238-1-35-61
        =-65.78-50+50-238-1-35-61
        =-115.78+50-238-1-35-61
        =-65.78-238-1-35-61
        =-303.78-1-35-61
        =-304.78-35-61
        =-339.78-61
        =-400.78
    答案:-5-101+100-48+48-45+2.22-87+100-30-50+50-238-1-35-61=-400.78

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