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1、12.8 99+12.84.8 12.50.98+4.09-3.051.25 3.2 2.57.68 -7.68 0.58.47-(2.98+5.47)3.8+4.29+2.71+6.25.2 4.8 3.50.9+9.9+99.9+999.912.5-0.78-3.224.8+1.05-3.589.8+13.7+10.212.6 101 -12.611.23-5.53-3.293.5+13.9+2.5+6.138.5 2.5 0.46-4.26+1.7947.6-21.8-19.60.88 10.1-8.8 0.0114.92- （3.92+5.53 ）36.8+185.9-85.96.5
2、10110.18+9.64+15.8258.2+39.3-29.34.85 9810-(6.29-2.76)1.25 15 8 41.2 2.5+0.8 2.55.9-(2.25+2.56)6.7 10.12817.5 - 287.57.41-1.25-1.75222 4.4+8.9 8886.3+4.82+3.7 0.827.12 4 1.12 47.325-3.29-3.325307 10.1450 2.5 27.325-(5.325+1.7)0.45 1812.5 8.87.325-(5.325-1.7)132 43.7 56.3（ 1251.25 ） 0.83.29+0.73-2.29
3、+2.270. 32 12.5 2.53.5 0.4 3.5 0.63.29 0.25 45.6 1.2539（ 1.3 5）0.125 8.87.6 27 7.6 174 7.62.2 40.6 40.25 0.287.3 2.7 7.3 2.74.83 5 2.17 50.125 3.2 2.5（7.7 15.4 ） 73.29+0.73+2.273540.29.9 343.29-0.73-2.270.25 40.25 41.5 1.2 8.8 1.57.5+2.5-7.5+2.53.5 9.93.5 99+3.57.35 (7.35 0.25)0.25 0.73 43.5 101 -3.
4、53.07 0.38 1.627.6 0.8 0.2 7.63.5 9.9+3.5 0.11.29 3.7 2.71 6.30.85 1993.5 2.7+35 0.738 2.45 1.550.25 8.5 43.5 2.7 - 3.5 0.723.4 0.8 13.4 7.21.28 8.6 0.72 8.6(32+5.6) 0.80.32 40312.5 0.96 0.83.5 0.6 - 0.5 0.63.2 0.36 4.8 1.6410.4 9.6 0.354.9 3.51.23 3.4 0.23 6.60.8 （ 4.3 1.25 ）70.25 40.25 363.12 3.12 9970.12512.7 （ 3.7 0.84 ）28.6 101 28.67.35 (7.35 0.25)36.54 1.76 4.54（ 4.23 6.17 ） 0.8
