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1、5.40.751.5五年级上册小数简便计算练习题18.95（8.43+3.87）2.83.40.46+3.40.54 25.5 （108.98）2.52.5（6.22.6）0.4 12.6（2.89+7.11）1.016.3+4.82+3.70.82 30710.1 0.451813243.756.3 0. 3212.52.5 5.61.257.6277.61747.6 721.258 2704.5 7.32.77.3 2.7（7.715.4）7 9.934 1.51.2 8.81. 54.78.35.28.30.83 7.1241.124 4502.5 212.58.8（1251.25）0.
2、8 3.50.43.50.639（1.35）2.240.64 4.8352.1751 / 4423.5 26.70.557.5 48.42.7851.6 0.4812.253.10.856.17（1.91.90.9）（3.82.8）4. 58-(2.58+1.5) 2.30.250.45. 63.52. 70.99 0.1253.20.253. 81.013.729.9+3.720.10.990.81+0.990.19+0.991.3925-0.039250 （4.16+4.16+4.16+4.16）2.51（2.5-0.25）0.4 3.7899+3.78 65 （0.654）4.9+0.1
3、-4.9+0.1 5.52-（3.52-0.72）2.60.5+7.42 42.2103 8.3991.2520.3741.258-0.02580（2.31+6.69）0.03 35.20.250.4 3.610.15.40.751.518.95（8.43+3.87）2.83.40.46+3.40.54 （108.98）2.525.52 / 42.5（6.22.6）0.4（2.89+7.11）1.0112.66.3+4.82+3.70.82 30710.10.451813243.756.33212.52.5 5.61.250.7.6277.61747.6 721.258 2704.5 7.32.77.32.7（7.715.4）79.9341.51.28.81.54.78.35.28.30.83 7.124 1.124 4502.5212.58.80.8 3.50.43.50.6（1251.25）39（1.35） 2.240.644.8352.175423.526.70.557.5 48.42.7851.60.483 / 412.253.10.856.17 1.90.9）（3.82.8）（1.92.651.71.351.7（3.23.12）6302.986.54 / 4