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1、小數(shù)除法脫式運算+簡算260道計算題（共50小題）1.用你喜歡的方法計算?32X12.5X0.256.1X4.2+5.8X6.11.7十2.5十0.416.14.2-5?&3.脫式計算4.8三(1.2^0.5)12.8-12.8^571.4^(7X6)4.用你喜歡的方法計算12.6-3.25+6.750.65X101-0.656.35^0.2^0.55.7X1.2^191.25X3.63X0.85.我能用喜歡的方法計算下面各題.0.25X4.78X8.0.11X1.8+8.2X0.113.5-3.5X0.980.75X18^0.156.能簡算的要簡算.17.3^0
2、.125^814.72X0.7+5.28X0.77.遞等式計算，有簡便運算的用簡便方法38.75-(24.5+8.75)0.4X2.32X0.250.75X1014.2-3.2X0.97.56X99+7.5670.3-17.484-7.63.64^5.2X23321.8^0.8-1.2X5454-(5.25一0.25)16.5X101-16.50.96^0.3X141.25X4X2.5X836.45一(0.82+3.4X0.2)9.07-2.64^0.41.5X10112.6X7.5+8.313.6X0.85-3.6X0.85104X8.586.4F6.4-0.4
3、0.25X6.2X0.423X6.5+17X6.536^0.4X0.25(24.6-18.1)X3.47.6X9.9+7.6X0.1&脫式計算（能簡算的要簡算）0.75X4X0.25X44.536^0.8^142.8X3.6+1.4X2.86.3X10.1.9?脫式計算（能簡算的要用簡算）4.2X7.8+2.2X4.29.5X101(8X3.82)X1.250.125X720.6X3.9X0.842X0.39+4.2X6.110?脫式計算，能簡算的要簡算0.25X1.25X1618.9-18.9^1.48.37X1.2-8.37X0.243X11.8+5.7X11
4、&口.用簡便方法計算.6.2+5.18+2.815.35-(5.35+7.2)12.脫式計算，能簡算的要簡算.0.7X101-0.70.125X4.95X812.9-1.68-2.32567=20=5.12.用遞等式計算，能簡算的要簡算.20.16^7.2+9.813.脫式計算：能簡算的要簡算15.89-(5.89+6.98)0.25X13.7X0.432.7X28+7.3X2815X9.4-424.9+12.87?5.380.05X0.7X20X1.7-15?計算下而各題，能簡算的要簡算.5.04X28(15.4-7.8)X3.53.2X4.6+3.2X5.48
5、.33+7.45+1.67+2.550.25X17.4X420-6.72-3.2816.脫式計算.0.2X0.6X0.5X4(7.5-2.3X0.4)F0.011.2X0.25+2.8X0.25178.8^(26.4-5.6)17.能簡算的要簡算3.6-1.28+3.0921.32-(6.32+8.3)13.75-(3.75+6.48)15-7.35-2.6518?混合運算，能簡便就簡便19.81-2.68-8.325.6+6.6-5.6+6.60.81X27+0.19X27101X0.19-0.19.19?用簡便方法計算18.38-(5.38+1.8)-8.29
6、.08-1.76-4.2417.45-(8.76-6.55)12.87+3.98-3.87.20?脫式計算，能簡便的用簡便方法計算.39.8X0.25X437.6X8+37.6X20.78X99+0.78.21.脫式計算：21.8-7.22-2.7845.2X66.7+66.7X53.8+66.70.25X0.8X0.125X0.412.75[14.6-(1.3+8.2)]0.125X36X(44-0.5)4-36[(6.1-4.6)X0.8-1]X0.3615.6-(4.1+0.2+6.864-0.7)[5-(1-1.2X0.8)]寧414-0.25+0.4X0
7、.613.6X3-40.64-225.8+10.54-(5-3.5)1.42-0.364-6X0.649.5X0.2-2.074-236.7+3.34-4.4+5.622?計算下面各題(能簡算的要簡算)50X(0.8+0.4)7.34X2.1+7.34X6.8+7.34X1.120.54-1.25H-0.89.88X9+9.88.23.計算下列各題(能用簡便算法的要用簡便算法).12.6一(1.02+3.18)5.7X6.9+43X6.9(0.81+2.7)4-0.9[(8.4-7.9)-^0.25]X1.2.25.能簡算的用簡便方法計算.(寫出主要簡便過程，無過
8、程不得分)
