1.25x0.7+1.25x1.2+0.125的简便运算1.25×0.7+1.25×1.2+0.125的简便运算如下:1.25×0.7+1.25×1.2+0.125=1.25×0.7+1.25×1.2+1.25×0.1=1.2...赞(0)阅读(122)