减(去)，扣除(take number or amount from(another number)[T+n，T+n+prep(from)]：Please～a quarter of the money for your own use. 请从这笔钱中扣除四分之一给你个人使用。Learn to add and～. 学习加减。If/When you～6 from 8，2 is left (the answer is 2/you get 2). 8减6等于2。6～ed from 8 is 2. 8减6得2。

→sub′traction n 减法(运算)