Only about a third of our fourth graders can do arithmetic in their head. Another third can do it if they use their fingers to help. As for the remaining third, well, they simply can't do it, "says a principal of an elementary school located in an Atayal tribal community in Hualien.
我們這裡四年級的學生，大概有三分之一的學生會做抽象運算；另外三分之一的學生要靠手指的輔助，才能計算出答案；至於另外三分之一的學生是連算都不會算」，花蓮泰雅族部落一所國小校長說起數學教學經驗。