1、四年级数学上册简便计算19440.2612.7117.298.94408.946056253125.5911.4874.419.280.19.289.96.76103.636.763.6374.763.3944.7162501743.9913.7216.286.76956.765161259529.2911.1770.719.6399.6311.61009.861.69.8693.9275.2483.928255358.8811.8618.149.65199.6581241254418.5413.3481.466.4416.4496.9419.686.949.6891.6897.3241.68
2、32257383.3610.1119.894.8624.838482504544.7513.4955.253.478.63.471.48.7618.458.768.4593.8118.8353.813212506157.8112.3817.629.71109.7190961258575.3314.1724.676.166.36.163.72.851004.492.854.4996.6541.2486.6516255668.5510.0219.984.09694.093181255045.1712.8354.837.952.17.957.93.81002.213.82.2192.4475.335
3、2.4440254875.1314.9515.058.19538.1947241259791.7511.938.258.471.38.478.77.76102.917.762.9151.1734.4631.174258289.4412.4417.565.8135.8875612502762.3414.3937.666.281.26.288.87.751001.367.751.3694.3118.9754.31362503395.8911.3318.672.47702.4730722503463.814.4736.27.143.67.146.47.73107.527.737.5295.7783.
4、9145.77482507554.1713.0116.994.63314.636932252544.7111.155.298.024.48.025.66.491001.916.491.9198.0666.9758.0681258651.5313.4716.538.56248.5676321258364.8712.8935.131.897.61.892.49.141003.419.143.4190.2115.1460.21482509360.7312.4617.549.57859.5715641252179.9811.7820.027.554.67.555.46.951007.156.957.1
5、579.2935.6369.29812502587.214.3615.645.46465.4654812507684.0914.6415.917.878.97.871.19.821002.099.822.0963.3646.1913.36401259583.3314.1415.866.84676.8433161252615.0811.6984.926.37.76.32.32.96101.322.961.3256.5974.246.591212502599.7212.7817.228.4318.469401251866.8511.4833.152.66.42.63.64.391001.064.3
6、91.0680.4889.8650.4844257491.6214.0815.928.62878.6213721254985.6712.4714.331.7881.7829.541005.779.545.7772.0930.1962.0916259340.0712.3917.614.75244.7576482507716.1110.0883.894.7714.7795.2512.795.252.7981.4278.1731.4216254467.714.3115.695.55635.553780251232.1414.5667.869.036.29.033.81.78103.331.783.3
7、38235.115224253542.7314.4815.528.39178.3983802502572.3513.1127.653.392.13.397.94.29104.944.294.9465.5787.1825.5740252175.9911.9718.033.34193.348180253259.4311.0540.576.511.66.518.44.06106.54.066.588.176.2438.11612509047.1611.5118.496.45566.45444812504757.5511.742.453.135.93.134.15.911005.375.915.378
8、0.6341.4670.6382501986.7214.5915.413.43463.435472256652.1911.2647.811.567.31.562.78.5912.848.592.8482.9952.3172.99361252172.6411.0518.959.89719.89292412501232.8414.9167.168.431.18.438.96.451008.896.458.8989.8958.8949.89321259652.8414.615.46.94936.9471612504682.7512.217.253.213.43.216.62.89105.012.89
9、5.0158.112.1648.136259697.3513.1916.816.84666.843448257093.5911.296.411.964.21.965.86.541003.956.543.9596.0986.0786.093612504057.5213.3616.641.17411.175924256923.1211.8776.884.513.34.516.78.1414.078.144.0795.4270.2175.423612507794.8311.2918.714.98124.9888722508943.813.6356.23.560.23.569.83.08104.33.
10、084.368.6429.9638.64241258644.910.4519.557.4827.4898481253530.8214.7369.186.740.76.749.32.33103.012.333.0198.916.8188.9482508182.7912.6717.339.48489.485232257829.1212.3470.881.041.61.048.48.43101.148.431.1487.8517.8557.85121251382.412.0317.971.5631.53782509290.6214.179.384.871.34.878.78.251002.028.252.0262.1588.9922.151625071
