• Artyom@lemm.ee
      link
      fedilink
      English
      arrow-up
      2
      ·
      8 months ago

      Computers don’t subtract, and you can’t just add a negative, a computer can’t interpret a negative number, it can only store a flag that the number is negative. You need to use a couple addition tricks to subtract to numbers to ensure that the computer only has to add. It’s addition all the way down.