less

He does less of the work than she does.

(Chinese) 他做的工作比她少。

It costs less than $10.

(Chinese) 它的价格不到10美元。

Seven less four is three. (7-4=3)

(Chinese) 七减四等于三。

If you have ten apples and give away three, you have ten less three apples.

(Chinese) 如果你有十个苹果，送出去三个，你就少了三个苹果。