4.02X4.02十4.02X4.98十4.02简便方法
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5.23X4十4.77÷0.25简便方法怎么算5.23X4十4.77÷0.25简便方法怎么算5.23X4十4.77÷0.25简便方法怎么算(5.23+4.77)x4=40
简便方法计算0.5X[5.6÷(5.6X4)十0.75]简便方法计算0.5X[5.6÷(5.6X4)十0.75]简便方法计算0.5X[5.6÷(5.6X4)十0.75]
用简便方法计算.50÷2.5十1.8X4.5用简便方法计算.50÷2.5十1.8X4.5用简便方法计算.50÷2.5十1.8X4.550÷2.5十1.8X4.5=20+1.8x5-1.8x0.5=20
3x4十90x1=多少3x4十90x1=多少3x4十90x1=多少3×4+90×1=12+90=2+10+90=2+(10+90)=2+100=102
简便运算:98x4/5+3x4/5-4/5简便运算:98x4/5+3x4/5-4/5简便运算:98x4/5+3x4/5-4/598x4/5+3x4/5-4/5=4/5x(98+3-1)=4/5x100
1/2x4十1/4x6十…十1/100X1021/2x4十1/4x6十…十1/100X1021/2x4十1/4x6十…十1/100X1021/2x4=1/2(1/2-1/4)1/4x6=1/2(1/4
8.34X4十1.66➗0.25这道题怎么简算啊?求助8.34X4十1.66➗0.25这道题怎么简算啊?求助8.34X4十1.66➗0.25这道题怎么简算啊?
2x十(7一x)x4=202x十(7一x)x4=202x十(7一x)x4=20x=42x+28-4x=20-2x=-8x=4x=4x=负3分之4答案是4
x十5二12x4是不是方程x十5二12x4是不是方程x十5二12x4是不是方程x+5=12*41、有未知数x2、是等式所以:是方程
(-5)X4又2/5十7X(-4又2/5)一(一12)X4又2/5十4又2/5=简便计算方法(-5)X4又2/5十7X(-4又2/5)一(一12)X4又2/5十4又2/5=简便计算方法(-5)X4又2
15.32X4+4.68÷.25用简便方法计算15.32X4+4.68÷0.2515.32X4+4.68÷.25用简便方法计算15.32X4+4.68÷0.2515.32X4+4.68÷.25用简便方
9.6x1.4+9.6x4.5-9.6x1.8+9.6x4.9+9.6简便方法计算9.6x1.4+9.6x4.5-9.6x1.8+9.6x4.9+9.6简便方法计算9.6x1.4+9.6x4.5-9.
1/1X2十1/2X3十1/3X4十………十1/2010X20111/1X2十1/2X3十1/3X4十………十1/2010X20111/1X2十1/2X3十1/3X4十………十1/2010X2011
1/1x2十1/2x3十1/3x4十..….十1/99x100=?1/1x2十1/2x3十1/3x4十..….十1/99x100=?1/1x2十1/2x3十1/3x4十..….十1/99x100=?1
26x15.7+157x4.8用简便方法计算26x15.7+157x4.8用简便方法计算26x15.7+157x4.8用简便方法计算=26x15.7+15.7x48=(26+48)x15.7=74x1
用简便方法算3.75x4.8+62.5x0.48用简便方法算3.75x4.8+62.5x0.48用简便方法算3.75x4.8+62.5x0.483.75x4.8+62.5x0.48=37.5×0.48
3600÷(6x4)用简便方法计算列竖式3600÷(6x4)用简便方法计算列竖式3600÷(6x4)用简便方法计算列竖式
11x22+0.22x3300+330x4.4的简便方法11x22+0.22x3300+330x4.4的简便方法11x22+0.22x3300+330x4.4的简便方法11x22+0.22x3300+
1.25x4.48+12.5x0.352用简便方法1.25x4.48+12.5x0.352用简便方法1.25x4.48+12.5x0.352用简便方法原式=1.25*(4.48+3.52)=1.25*
800÷25x4用简便方法怎么做800÷25x4用简便方法怎么做800÷25x4用简便方法怎么做800÷25x4=800÷(25x4)x4^2=800÷100x16=8x16=128