1、8）（12+24+80）5070432125（25+125）881027658981781011788436+648499+2758310283298199123181233+8512350（344）3（24+16）99+1787942+79+79577300258100416800120301002100320004002150049700700124831501548002356（1356721）1235（17801665）27+1931870+133104（2565+2528）（300+6）12（4+8）125（35+8）（13+24）81015047810220499641663899
2、99913+1325+19916+14324+783+787236003000125125051200-624-762100-728-772273-73-27847-527-273278+463+22+37732+580+2681034+780320+102425+14+186214-（86+14）787-（87-29）365-（65+118）455-（155+230）576-285+85825-657+57690-177+77755-287+87871-299157-99363-199968-599101-178102-831723-23735127-3516-1135容易出错类型（共五种类
3、型）600-6020736-352098-185+25568280-8066175-7580-202+60369936-366-6100+45-100+451597+3100+1-100+14899+11000+8-1000+85+9528102+1-102+165+351325+75-25+7540+36020-1013+24672-36+64324-68+32100-36+642639612635695655551017852764776761345613445134244823（404）999199918498695202864199738301380476120（569468）（432
4、131）2561475337312929189（8974）2897201663042456（25636）2.730.891.274.370.281.635.72100.4322.5689.35.262.7414.9（5.24.9）18.325.474.326.80.040.250.1256.41.2512.5c（a+b）=cacb0.452010.5810.150.24.79.93.285.76.725.72.1992.10.12.30.184.260.184.261.31.37.342.70.253.750.52.755.260.1252.74abc=a（bc）6.31.89.5（1.912.8（0.41.6）9300.663.42.50.4（7.71.54）0.76.94.83.115.89（6.755.89）7.852.340.854.6635.61.815.67.213.75（3.756.48）47.87.45+2.5566.868.661.3416.22.5（4+0.4）（1.250.125）4.8100.14.256.59.956.57.0910.80.87.093.834.563.835.443.654.736.50.375.411-5.413.70.253.710.716.1-1.110.7+10.7
