班级                 姓名              时间               
23+35=          95-18=        67-12=         34+16=    
48-13=          56+18=        28-16=         89-39=
83-18=          56+18=        35+12=         92-11=
27+18=         24+26=        17+33=         23+12=
39+19=         56-12=         28+12=         56-12=
98-89=          34+15=        87-12=          54+16=
76-29=          89-70=         8+60=          10+27=
29+11=          54+7=         8+45=          96-20=
64+6=           64-30=         40-20=         80-80=
14+73=          47-20=         55+1=          51-40=
87-16=           19-10=         8+22=          6+23=
65-17=           2+85=          89-70=         81-80=
56+18=           22-20=         52-16=         73-18=
94-36=           86-40=          57-30=         32+8=
83-56=            19-10=         8+22=          6+23=
56-19=            45-34=         23+15=         64-18=
92-10=            68-18=         95-15=          57-30=
35+49=            58+6=         20+69=          12+9=
18+22=            68-50=         51-40=          32+8=