She has to subtract with her fingers. I don't have to.

她做減法要用手指 我不用

To find the permutations, they're subtracted from one another.

要找到數位排列 要將數字相減

Zero sum meaning to add we must subtract.

零和博弈 意味著要增加就必須有所削減

And it would make sense that the same rules also apply to subtraction.

而同理 這法則也適用于減法

The fact that it's aided by pain killers only subtracts from it slightly.

那得益于止痛藥這一事實 只讓它稍稍遜色

A plot subtracted is a hectare added and so on and so forth and et cetera.

居住地的減少就會帶來農田公頃數的增加 如此這般 等等

I'm subtracting a substantial yet arbitrary amount of money from your check.

我要從你的薪水里扣掉一筆 相當可觀的錢

This meant that we had to add or subtract or cover the painting through some kind of movement.

這意味著我們必須對畫面進行增減 或者用某種動態效果遮住畫面

Solstice degrees add latitude, then subtract 1 degree a day.

秋分時緯度會增加 所以每天減一度

But if you think infinity will stay the same whatever you add or subtract, then think again.

不過如果你想象下無論加還是減 無窮數都不會變 那再好好想想