0.79*0.1+0.79/0.1-0.1/0.1简便计算

0.79*0.1+0.79/0.1-0.1/0.1简便计算 大于等于0.1小于等于0.79的所有一位小数、两位小数的总和是多少 matlab解对数方程组[x,y,z]=solve('0.29744*x/(3+0.1*x+y+z)=(log10((3+x+y+z)/(3+0.1*x+y+z)))^2','0.79*x/(3+0.1*y+z)=(log10((3+x+y+z)/(3+0.1*x+y+z)*(3+y+z)/(3+0.1*y+z)))^2','1.25*x/(3+0.1*z)=(log10((3+x+y+z)/(3+0.1*x+y+z)*(3+y+z)/(3+0.*1y+z)*(3+z)/ 帮我简算几道题1.25×0.79×1615.7-12.6×0.30.571×0.1-0.57×0.14.6×0.75+0.46×2.548×0.25 0.79×0.18+0.79×36+0.79×0.44怎么巧算? 0.79*0.79*99怎么简便运算 0.79*99+0.79的简便方法是什么 0.79×0.79×99=?求简便方法! 0.79×12.5简便算 0.79×99简便运算 7.9×0.64+0.79×3. 0.79的倒数是多少 0.1精确到0. 电压互感器10/0.1/0. 0.79乘以12.5简便计算 7.9*0.64+0.79*3.6简算 0.79×199=?（要简算） 0.79等于多少个0.001