16.8÷4.2×0.9的16减2.9乘4.6简便计算算

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人教版小学五年级数学上册能用简便就简便计算题
一、能用简便的要简便计算12.3×4×0.2512.96-(9.6-1.52)85×10.11.2÷0.25+1.3×4103×0.25(4.8+6.4)÷835÷12540.5÷0.81×1.0534.5×0.03+34.5×0.97(203.4+72.2)÷(1.3×0.2) 8×4.3×12.597.5÷0.39-136.72.5×10286.4÷0.24×0.254.2÷2811.16÷(10-0.7)(9.6+3.2)÷0.8(300-94.8)÷0.50.125×1612.6÷[3.5-(9.8-8.7)] 3.2×5.6-11.40.648÷[(0.4+0.5)×0.6]5.74×99+5.748.9×1.1×4.74.75+3.25×2.4+7.62.7×5.4×3.93.8×1.4+18.2÷0.73.6×9.85-5.464.8×0.258.05×3.4+7.6 4.7×10.26.58×4.5×0.97.63×99+7.632.8×0.5+1.586.73+2.56+1.44+3.278×5.2+3.8×3.8+3.82.37×2.5×4(6.7+6.7+6.7+6.7) ×2.51.5×1029.8×25×4 .532×0.25×0.1252.8×3.2+3.2×7.27.4-0.15×2.83.76×0.25-0.490.008+0.92×5-1.280.25×4.78×47.8÷(1.3×4)0.65×2017.2×0.9+0.01×7.2 1.2×2.5+0.8×2.58.6×10.12.5×7.1×45.6×(12.5-8.5 ÷0.85)16.12×99+16.12[(8.1-5.6) ×0.9-1] ×0.45.2×0.9+0.98.25×4.08+0.75×4.08+4.084.3×50×0.24.32+5.43+6.68 64-2.64×0.515.17-6.8-3.226×15.7+15.7×2412.75-(2.75+6.8)(2.275 +0.625)×0.281.27+3.9+0.73+16.13.94+34.3×0.212.8-4.9-5.11.2×(9.6÷2.4)÷4.86.75-(0.9+3.75) 8.9×1.1×4.71.34+1.8+3.66+0.22.7×5.4×3.90.96-0.28+0.04-0.723.6×9.85-5.4612.78-(4.97+2.78)8.05×3.4+7.631.7-0.5×0.7-1.656.58×4.5×0.935.72- 4.9-(5.72+5.1) 2.8×0.5+1.58111-3.67×2.8-3.67×7.232+4.9-0.912.5×6.3+27×1.25+0.125÷0.014.8-4.8×0.53.1+25.78+6.9(1.25-0.125)×815.25+4.72+4.75+5.284.8×100.134.82-(4.82+15.2) 56.5×99+56.57.28+0.94+2.72+0.067.09×10.8-0.8×7.097.84+0.73―0.844.85 + 0.35 ÷1.46.3×99+6.38.7 ×17.4 - 8.7 ×7.415.7―4.3―5.712.5×0.4×2.5×81.6+0.4―1.6+0.4 0.87×3.16+4.6462.8÷2.5÷0.49.5×1017.3×990.68 ÷(5.2 -3.5)×1.25(1.25+2.5) ×840.5 ÷0.81 ×0.189.42×10―94.2×0.94.8 ×(15 ÷2.4)1.8×2.48+1.52×1.8-0.5 2.13.×0.×82578.76+0.4×3.6×2.5+1.246.81+6.81×996.5×(10-3.7)+2.980.25×185×40[4.75+8.4÷(9.2-6.8)]×404.4×0.8-3.4×0.819.8-0.6×0.6-0.64(9.37+9.37+9.37+9.37)×2.50.125×7.9×16 4.2.×1.+1.×1.752.48×(7.3-5.8)+1.5×7.522.37×6.3+2.37×3.712.773-[4.5×(0.75-0.356)+9.23]2.5×1.25×0.32(6.4+0.88)÷0.8+3.2×1.253.8×10.124-[5.4+(0.63+1.29÷0.23)]2.5×(3.8×0.04)2.18+4.65+7.82+5.35+12.5 7.69×10115.84-2.17-3.833.8×10.1(25+2.5+0.25)×40.25×39+0.25(35.2×45.6+45.6×63.8+45.60.125×7212.25-3.1+0.85-6.1746×0.33+54×0.33((1.9-1.9×0.9)÷(3.8-2.8) 二、用竖式计算1.8+0.02=5.76×3=2.08×7.5=0.43×0.28=0.72÷0.9=90.75÷3.31.05×2.4=4.6×0.6=0.2÷0.01=16.9÷0.131.89÷0.54=3.08×0.43=0.25×40=3.7×0.0165.61÷6.1=5.22÷29= 1.25×0.8=5.2×0.66.21÷0.3=13.95÷3.1=5.5×66=6.4×0.51.3÷0.95.93×0.767.8×0.35=5.25×521.84÷0.73―2.088.4×0.25=0.042×0.5428.14÷6.73.54×13 4.1-1.2980.25×0.0460.396÷1.2=20-5.6746.84×7.451.08×2515.6×13=5.4÷0.03636.72÷2.40.125×1.4≈0.025×14=5.778÷5.4=110.7÷0.5410.1÷3.3=0.04×0.12=1.5×0.25= 1.204÷0.43=3.25×9.04=6÷1.2=9.2÷2.3=3.5×0.2=7.15×2218.9÷0.54=6.45×0.73=4.8 + 2 =1.55÷3.90.35×8.6=1.5×26.7=3.5×24=8.4×1.354÷0.36=7.218÷36 4.25×24=35.4×4.20.462÷1.45.24÷7.25.24÷7.22.52×3.40.756÷0.36=5.84÷0.1687.11÷3.12.5÷0.7=3.06×36=8.02×3.5=1-0.01=3.68×0.251.44÷1.8=8.9×0.05= 7.6×1.05=4.48×0.45.86÷0.2416.32÷515.56÷0.834.8×0.25=0.18×15=8÷116.5-5.6=13.76×0.8=9.58÷0.23=18.72÷3.6=2.84×0.05 =10.75÷12.5=3.84×2.6≈28.56÷5.1= 0.42×0.3080.76×0.324.32÷3.62.7+3.13 三、速算与巧算 (1)5.8+2.32+0.68+4.2(2)+19.99+1.999(3)12.59-3.24-5.76(4)8.1+7.8+8.2+8.4+7.9+7.7(5)18×5.5 (6)8.88×1.25(7)34.7×0.25(8)238÷1.25(9)0.25×12.5×3.2(10)124.68+324.68+524.68+724.68+924.68 (11)÷5.(12)-(13)2.25×0.16+264×0.×2.25+0.225×20(14)(1+0.28+0.84) ×(0.28+0.84+0.66)-(1+0.28+0.84+0.66) ×(0.28+0.84)(15)4.82×0.59+0.41×1.59-0.323×5.9 (16)0.125×0.25×32(17)16×4.5(18)0.25×1.25×22.4(19)0.9+0.99+0.999+0.99(20)(72×357+357×28)÷(51×7×4) (21)111(22)4.8×(11.03-15.6÷7.5)(23)(67.8+9.48) ÷0.96-2.58×30.05(24)[1.7+1.7×(5.8-2.8)]+(1.75÷1.4)(25)3.04×8.7-3.04×2.9+5.8×6.96 (26)(0.1+0.2+0.3+0.4+…+1)÷5.5(27)3.14×6.5+4.5×3.14-3.14(28)+124×51+1.24×.6+0.76×700(29)1÷(2÷3) ÷(3÷4) ÷(4÷5) ÷…÷()(30)1-2+3-4+5-6+…-98+99-100+100
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+0.32×4.2-8÷25.
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+0.32×4.2-8÷25=(6.8+4.2-1)×0.32=10×0.32=3.2.
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3.8×1.2+18.9÷0.9简便计算 要过程和答案
【18分之5-6分之1+9分之2】×18
3.8×1.2+18.9÷0.9简便计算 要过程和答案
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【18分之5-6分之1+9分之2】×18 =5/18x18-1/6x18+2/9x18=5-3+4=63.8×1.2+18.9÷0.9=4.56+21=25.56
zjp0633:18分之5-18分之3=18分之2=9分之1+9分之2=9分之3×18=6
马杀拉帝: ? 请采纳 18*5/18 - 18*1/6 + 18*2/9 = 5- 3 + 4= 63.8*1.2 + 18.9/(9/10) = 3.8*1.2 + 18.9*10/9 = 3.8*(1+0.2) + 21= 3.8+ 0.76+21= 25.56
(六分之一+九分之二-十八分之5)×18简便计算能简便简便,不能...(6分之1+9分之2-18分之5)×18简便计算46分之5×13分之1+9分之5×13分之2+18分之5×13分之6用简...1六分之五×十三分之一+九分之五×十三分之二+十八分之五×...六分之五×十三分之一+九分之五×十三分之二+十八分之五×...
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3.8×1.2+18.9÷0.9简便计算 要过程和答案”内容
五分之六×十三分之一+九分之五×十三分之二+十八分之五×... ……=5/6*1/13+(5/9*2/13+5/18*6/13)
=5/(6*13)+10/13(2/18+3/18)
=5/(6*13)+50/(18*13)
=15/(18*13)+50(18*13)
=65/(18*13)
1.六分之五×十三分之一+九分之五×十三分之二+十八分之五×... ……1 每项都能分解出个 5/3 和 1/13
原式=5/3 * 1/2 * 1/13 + 3/5 * 1/3 * 2/13 + 5/3 * 1/13
= 5/3 * 1/13 * (1/2 + 2/3 +1 )
=5/3 * 1/ 13 * 13/6
这答案答案 看了3遍没发现错误啊...……
6分之5×13分之1+9分之5×13分之2+18分之5×13分之6用简... ……你好!这种情况解答如下: 6分之5×13分之1+9分之5×13分之2+18分之5×13分之6 =6分之1×13分之5+9分之2×13分之5+18分之6×13分之5=13分之5x(6分之1+9分之2+18分...……
六分之五×十三分之一+九分之五×十三分之二+十八分之五×... ……
5/6*1/13+5/9*2/13+5/18*6/13
=5/6*1/13+10/9*1/13+5/3*1/13
=(5/6+10/9+5/3)*1/13
=65/18*1/13
十八分之五×四分之一×十分之九 怎么用简便运算 ……
十八分之五×四分之一×十分之九
=5/18x9/10x1/4
(四分之一+九分之二)×36
=1/4x36+2/9x36
用简便方法计算
六分之五×十三分之一+九分之五×十三分之... ……?六分之五×十三}

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