赚现金
简便计算.①31.7﹣0.5×0.7﹣1.65②35.72﹣4.9﹣(5.72+5.1)③111﹣3.67×2.8﹣3.67×7.2④12.5×6.3+27×1.25+0.125÷0.01.
试题篮