简便计算练习卷一6.9+4.8+3.1 0.456+6.22+3.78 15.89+6.75-5.895.17-1.8-3.2 13.75-(3.75+6.48) 35.6-1.8-15.6-7.23.68+7.56-2.68 7.85+2.34-0.85+4.66 3.82+2.9+0.18+9.17.14-0.53-2.47 13.35-4.68+2.65 73.8-1.64-13.8-5.365.27+2.86-0.66+1.63 15.75+3.59-0.59+14.25 66.86-8.66-1.34 0.2516.24 3.6102 (1.25-0.125)8 36.8-3.9-6.13.723.5+6.283.5 7.0910.8-0.87.09 4.8100.1 15.613.1-15.6-15.62.1 3201.258 4.23.53.522.50.4 3.9-4.1+6.1-5.9 4.299+4.21.252.532 3.6510.1 0.89100.1 15.20.2544.3612.58 9.799+9.7 27.53.7-7.53.7 8.542.50.40.65101 3.20.2512.5 (45.9-32.7)80.125 5.61.250.83.140.68+31.40.032 10.716.1-15.110.7 0.79199*56.59.9+5.65 *4.87.8+780.52 *18.769.9+1.876 25.48-(9.4-0.52) 5.63.5 9.60.80.4 0.491.4 17.8(1.784) 146.5-(23+46.5) 3.834.56+3.835.44 2.50.4 7.20.2+2.41.4 8.91.01 7.74（2.8-1.3）+1.52.263.92.7+3.97.3 18-1.80.1250.8 12.79.9+1.27 21（9.3-3.7）-5.6 15.02-6.8-1.02 5.411-5.4 2.316+2.323+2.3 9.43-（6.28-1.57） 3.654.7-36.50.37 4657+2386 13.70.25-3.74 2.229.9+6.666.7 1010.87-0.9187 （7.7+1.54）0.7 2.52.4 2.745 0.351.2520.8 32.40.9+0.132.4 150.25 15（0.150.4） 4.8+8.63+5.2+0.37 5.93+0.19+2.81 2.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.980.134+2.66+0.866 1.27+3.9+0.73+16.1 7.5+4.9-6.5 3.07-0.38-1.62 1.29+3.7+2.71+6.3 8-2.45-1.55 0.25363.25+1.79-0.59+1.75 23.4-0.8-13.4-7.2 0.32403 0.851993.2+0.36+4.8+1.64 1.23+3.4-0.23+6.6 0.250.73412.7-（3.7+0.84） 36.54-1.76-4.54 0.258.54 2.50.960.8 7.60.8+0.27.6 1.288.6+0.728.6 10.4-9.60.350.8（4.31.25） 3.12+3.1299 28.6101-28.60.8615.7-0.8614.7 2.4102 2.311.20.514-7.32-2.68 2.64+8.67+7.36+11.33 7028 （2.5-0.25）0.4 9.161.5-0.59.16 3.6-3.60.54.51.8 4.23.5 9300.65 63.42.50.4 4.91.4 3.9（1.35）