简算 5.6x0.7+0.2x5.6+0.56 解方程 8.25-2x=7.625 3x+15=5x-5

简算 5.6x0.7+0.2x5.6+0.56 解方程 8.25-2x=7.625 3x+15=5x-5 简算 12.5X5分之4十87.5X0.8 46.3x0.56+5.37x5.6+1x0.056= 用简便方法计算 我有道数学题解不开46.3X0.56+5.38X5.6-1X0.056巧妙计算式 我有道数学题解不开46.3X0.56+5.38X5.6-1X0.056巧妙计算式 画PLC电路图0LD X0 1AND X1 2ANI X2 3OR X3 4OUT Y1 5OUT Y2 6LD X4 7OR X5 8LD X6 9OR X7 10ANB 11OUT Y3 计算（简算）4.83x0.59+0.41x1.59-0.324x5.9 5X0、075÷(3一7)x5、57 求列试解题! 46.3x0.56+5.38x5.6-0.056用简便方法咋算 简便计算题简便计算46.3x0.56+5.38x5.6-1x.0.056 ( )x0.8+5x( )=( +3.92)x5 2.33x0.5x0.4x5怎么简便计算 简便计算(求求各位大神了）能简算的要简算3.2X5.6-11.45.74X99+5.748.9X1.1X4.74.75+3.25X2.4+7.62.7X5.4X3.93.8X1.4+3.8X18.63.6X9.85-5.466.58X4.5X0.92.8X0.5+1.586.73+6.37X97+2X6.378X3.8+3X3.8-3.834.5x0.03+34.5x0.97（203.4+72.2）X（1.3 1.25x0.72x0.7简算 简便计算：0.75x16+3/4x5一75% 2.7x0.6+4/5x2.7-2.7x2/简便计算：0.75x16+3/4x5一75% 2.7x0.6+4/5x2.7-2.7x2/5 95x38+62÷1/95 X1 - X3 - X4 -5X5=0 X1+2X2+3X3+3X4+7X5=0 X1+X2+X3+X4+X5=0 X2+2X3+2X4+6X5=0 简便计算1250X0.037+0.125X160+12.5X2.7 0.45x72+45x0.18+4.5 400.6x7-2003x0.4 239x732+956x8.2 50x0.13x0.2 3.4x7-1.5 2.33x0.5x0.4x5 9.78x99+9.78 1.6x7.5x1.25 2.5x13+0.9 要用递等试! （要用运算定律）46.3X0.56+5.38X5.6-0.05611X22+0.22X3300+330x4.4