数学专家简介
加,减,乘,除快速计算训练及指导.MathemagicianTrainerwillguideyouinperforminglighteningfastcalculationsinyourheadthatwillamazeyourfriends.SquareandMultiply2,3and4digitnumbersinyourhead.Dividelargenumbersandcalulatewhichdayoftheweekanygivendatewasorwillbewithinseconds.Thisappwillteachyouhow.Youcanbeamathemagician.
数学专家安装指南
数学专家评论