subtraction

漢語翻譯

n. 減少
【計】 減法
【經】 減除數, 減去

英文解釋：

名詞 subtraction:

1. an arithmetic operation in which the difference between two numbers is calculated
   同義詞：minus
2. the act of subtracting (removing a part from the whole)
   同義詞：deduction

例句：

1. Two from five is a simple subtraction.
   五減二是簡單的減法。