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六年级小数加减乘除法简便计算

8×0.4×12.5×2.5 125×(8+0.8+0.08) 3.35×6.4×2+6.7×3.6 18.7-3.375-6.625 25×1.25×32 1.28+9.8+7.72+10.2 12 ×1951 +12×2049 0.64×25×7.8+2.2 2÷2.5+2.5÷2 194-64.8÷1.8×0.9 36.72÷4.25×9.9 24÷2.4-2.5×0.8 1.25×17.6+36.1÷0.8+2.63×12....

8×0.4×12.5×2.5 125×(8+0.8+0.08) 3.35×6.4×2+6.7×3.6 18.7-3.375-6.625 25×1.25×32 1.28+9.8+7.72+10.2 12 ×1951 +12×2049 0.64×25×7.8+2.2 2÷2.5+2.5÷2 194-64.8÷1.8×0.9 36.72÷4.25×9.9 24÷2.4-2.5×0.8 1.25×17.6+36.1÷0.8+2.63×12....

2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9 7.28×99+7.28 4.3×50×0.2 64-2.64×0.5 26×15.7+15.7×24 (2.275 +0.625)×0.28 3.94+34.3×0.2 1.2×(9.6÷2.4)÷4.8 8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46 8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58

1000/8= 2.5*4 12/2.4 3.2*5 5.2*2 15.3/3 6/1.5 1.2*10 4.5/1.5 24/2.4 12.3*2 50.1*0.1 8.4/3 45/0.3 21/0.7 0.8/0.2 32/0.8 80*0.4 0.4*0.3 2.4/24 2.5*2.5 40*0.4 200/0.2 9.9/9.9 21/2.1 15*0.4 36/0.12 6.2*3 2.5*0.5 0.5*24 50.1*0.1 0.1...

(1)2.64×1.7-2.64×0.7 =2.64×(1.7-0.7) =2.64×1 =2.64 (2)31.5×1.07-3.15×0.7 =3.15×10.7-3.15×0.7 =3.15×(10.7-0.7) =3.15×10 =31.5 (3)2.7×5.7-2.7+5.3×2.7 =2.7×(5.7-1+5.3) =2.7×10 =27 (4)0.625÷0.125×0.8 =(0.625×0.8)×8÷...

小数乘法法则: 1)按整数乘法的法则算出积; 2)再看因数中一共有几位小数,就从得数的右边起数出几位,点上小数点。 3)得数的小数部分末尾有0,一般要把0去掉。 除数是小数的小数除法法则: 1)先看除数中有几位小数,就把被除数的小数点向右...

你可以让老师出题目试做一下啊&…………

5.6-1.6÷4= 5.38+7.85-5.37= 46.7.2÷0.8-1.2×5= 6-1.19×3-0.43= 47.6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9 48.10.15-10.75×0.4-5.7 49.5.8×(3.87-0.13)+4.2×3.74 50.32.52-(6+9.728÷3.2)×2.5 51.[(7.1-5.6)×0.9-1.15] ÷2.5 52.5.4÷[2.6×(...

小数乘除法计算题2010-02-07 09:24乘法: 5.6×2.9 3.77×1.8 0.02×96 5.22×0.3 9.99×0.02 4.67×0.9 5×2.44 1.666×6.1 9.432×0.002 5.6×6.5 4.88×2.9 5.61×4.3 8.9×2.4 5.5×55 9.77×0.02 1.384×5.1 8.78×83 2.6×61 0.059×0.2 4.268×1.7 57×5.7 9.4...

1、9/10*13/17+9/10*4/17=9/10 2、240×7/9÷2/3=280 3、4/3×6/7-4/3×1/2 =8/7-2/3 =10/21 4、3÷(3/7-2/5)=105 5、12*(11/12-3/48)=10又1/4 6、1/5/[(2/3+1/5)*1/13]=3 楼主,请采纳我吧!!

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