Suppose an orange tree yields 100 oranges one year and then 180, 210 and 300 the following years, so the growth is 80%, 16.6666% and 42.8571% for each year respectively.
假設橙樹一年產100個橙子，接下來幾年產180個，210個和300個，因此每年的增長率分別為80％，16.6666％和42.8571％。