subtract
verb [transitive, intransitive]- subtract (something) (from something)
to take a number or an amount away from another number or amount synonym take (31)減;減去 6 subtracted from 9 is 3 9 減 6 等於 3。 If you subtract 6 from 9, you get 3. 9減6,剩3。
Oxford Collocations DictionarySubtract is used with these nouns as the object:- number
Word Originmid 16th cent.: from Latin subtract- ‘drawn away’, from sub- ‘from below’ + trahere ‘to draw’.