初二下册数学题50道经典题（小学5年级数学题加减乘除各50道）

您好,今天小编胡舒来为大家解答以上的问题。初二下册数学题50道经典题，小学5年级数学题加减乘除各50道相信很多小伙伴还不知道,现在让我们一起来看看吧！

1、2.5＋0.5＝ 1.5×6＝8.4÷0.7＝ 2.83－0.9＝0.3×24＝ 2.8＋3.4＝2.64＋0.6＝ 5.4÷27＝2.5×20＝ 3.2÷4＝1.25×8＝ 3.7×2＝10－0.34＝ 2.58÷2.58＝2.5×7×4＝ (3.1－3.1)÷0.7＝7÷(0.3＋0.7)＝ （0.5＋0.25）×4＝3.7＋0.67＋2.3＝ 4.8÷6÷8＝2.5＋0.5＝ 1.5×6＝8.4÷0.7＝ 2.83－0.9＝0.3×24＝ 2.8＋3.4＝2.64＋0.6＝ 5.4÷27＝2.5×20＝ 3.2÷4＝1.25×8＝ 3.7×2＝10－0.34＝ 2.58÷2.58＝2.5×7×4＝ (3.1－3.1)÷0.7＝7÷(0.3＋0.7)＝ （0.5＋0.25）×4＝3.7＋0.67＋2.3＝ 4.8÷6÷8＝0.02×0.1= 5.06x－4.07x=12－7.8= a+0.4a=12÷0.3= 4.6x+2.7x=1.7+0.43=0.58a－0.47a=1.5×0.4=4.8x－3.1x=1.25×0.2=12a－8.4a=64.32÷16=6x－4.9x=5.1b+11.9b=1.23÷3=100×0.01=3.4×0.07=3x+4x=0.42÷0.1=4.3b－2.7b=7÷0.25=5.1x+2.9x=1.75×0.8=0.3×0.4=5.4+1.4=2.7x+3.6x=16÷1.6=10x－3.7x=0.98+1.82=2.5x+4.3x=0.05×0.8=6.05x－4.96x=3.7a+5.2a=3.2÷1.6=3.12÷0.5=3.5+7.6=5.1a+3.9a=10×0.75=3b－0.7b=5.6×0.1=x×x=0.9÷0.01=3.4b+5.6b=72.8÷0.8=2.7b+5b=3.5×3=7.6b－4.3b=3²=2.5²=4x+5x=3.5t－t=8a－3a=7b+b=4c－2c=3.5b+2.7b=0.32÷0.04=0.51×0.2=0.12+3.4=　　答案：2.5＋0.5＝ 3.0 1.5×6＝9.08.4÷0.7＝ 1.2 2.83－0.9＝1.730.3×24＝7.2 2.8＋3.4＝6.22.64＋0.6＝ 3.24 5.4÷27＝0.22.5×20＝ 50 3.2÷4＝0.81.25×8＝10 3.7×2＝7.410－0.34＝ 9.66 2.58÷2.58＝12.5×7×4＝70 (3.1－3.1)÷0.7＝07÷(0.3＋0.7)＝ 7 （0.5＋0.25）×4＝1.23.7＋0.67＋2.3＝ 6.67 4.8÷6÷8＝0.10.02×0.1= 0.002 5.06x－4.07x=9.13x12－7.8=4.2 a+0.4a=1.4a12÷0.3= 40 4.6x+2.7x=7.3x1.7+0.43=2.130.58a－0.47a=1.05a1.5×0.4=0.64.8x－3.1x=1.7x1.25×0.2=0.2512a－8.4a=3.6a64.32÷16=4.026x－4.9x=1.1x5.1b+11.9b=17b1.23÷3=0.41100×0.01=13.4×0.07=0.2383x+4x=7x0.42÷0.1=0.0424.3b－2.7b=1.6b7÷0.25=285.1x+2.9x=8x1.75×0.8=1.40.3×0.4=0.125.4+1.4=6.82.7x+3.6x=6.3x16÷1.6=1010x－3.7x=6.3x0.98+1.82=2.82.5x+4.3x=6.8x0.05×0.8=0.046.05x－4.96x=1.09x3.7a+5.2a=8.9a3.2÷1.6=23.12÷0.5=1.563.5+7.6=11.15.1a+3.9a=9a10×0.75=7.53b－0.7b=2.3b5.6×0.1=0.56x×x=x平方0.9÷0.01=903.4b+5.6b=9b72.8÷0.8=912.7b+5b=7.7b3.5×3=10.57.6b－4.3b=3.3b3²=92.5²=6.254x+5x=9x3.5t－t=2.5x8a－3a=5a7b+b=8b4c－2c=2c3.5b+2.7b=6.2b0.32÷0.04=80.51×0.2=0.1020.12+3.4=3.52。

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