下面各题怎样算简便就怎样算.docx

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1、下面各题怎样算简便就怎样算。6.9＋4.8＋3.10.456＋6.22＋3.7815.89＋(6.75－5.89)4.02＋5.4＋0.985.17－1.8－3.213.75－(3.75＋6.48)3.68＋7.56－2.687.85＋2.34－0.85＋4.6635.6－1.8－15.6－7.23.82＋2.9＋0.18＋9.19.6＋4.8－3.67.14－0.53－2.475.27＋2.86－0.66＋1.6313.35－4.68＋2.6573.8－1.64－13.8－5.3647.8－7.45+8.80.398+0.36+3.6415.

2、75+3.59－0.59+14.2566.86—8.66—1.340.25M6.2M(1.25—0.125)*3.6M023.72>3.5+6.28>3.536.8－3.9－6.115.6X3.1-15.6-15.6>214.87.8+78X0.5232＋4.9－0.94.8>100.156.5>99+56.57.09>10.8-0.8>7.0925.48-(9.4-0.52)3.65M0.1320+1.25^83.9W.7+3.9>7.318-1.8-0.125书.812.7>9.9+1.2725.48-(9.4-0.52)3.65M0.13

3、20+1.25^818.76>99+18.765.6-3.517.8寸1.784)15.2-0.25刃3.83>4.56+3.83>5.4427.5>3.7-7.5>3.73.52-2.5-0.43.9-4.1+6.1-5.99.668-0.44.2>99+4.20.491.41.25>2.5>320.89>100.1146.5-(23+46.5)4.36M2.5>69.7)99+9.78.5425-0.40.65M013.2>0.25M2.5(45.9-32.7)8R.1253.14>0.68+31.4>0.0325.6千.25书.825-0

4、.43.9W.7+3.9>7.318-1.8-0.125书.812.7>9.9+1.272.3>16+2.3>23+2.39.43-(6.28-1.57)3.65>4.7-36.5>0.377.6>0.8+0.2>7.60.85M990.258.541.28>8.6+0.72>8.612.5>0.96>0.810.4-9.6>0.352.3>16+2.3>23+2.39.43-(6.28-1.57)3.65>4.7-36.5>0.37101X0.87-0.918710.7M6.1-15.110.70.79M994.8+8.63+5.2+0.37

5、5.93+0.19+2.811.76+0.195+3.242.35+1.713+0.287+7.651.57+0.245+7.436.02+3.6+1.980.134+2.66+0.8661.27+3.9+0.73+16.17.5+4.9—6.53.25+1.79—0.59+1.7523.4-0.8-13.4-7.20.32M033.2+0.36+4.8+1.641.23+3.4—0.23+6.60.25>3612.7—(3.7+0.84)36.54-1.76-4.540.25>0.73M7.6>0.8+0.2>7.60.85M990.258.

6、541.28>8.6+0.72>8.612.5>0.96>0.810.4-9.6>0.35