21 Oct 2021 Luke Hande How to Count Money Exactly in Python Using floats to do exact calculations in Python can be dangerous. Here, we explain why and show you an alternative solution. When you try to find out how much 2.32 x 3 is, Python tells you it's 6.959999999999999. For some calculations, that’s fine. But if you are calculating a transaction involving money, that’s not what you want to see. Sure, you could round it off, but that's a little hacky. Read more