Joke Collection Website - Cold jokes - Ask a discount question! Suppose a thing is 100 yuan! 30% off. Why take 0.7 instead of 7? How did you get 0?

Ask a discount question! Suppose a thing is 100 yuan! 30% off. Why take 0.7 instead of 7? How did you get 0?

A 30% discount means a 30% discount, and a 50% discount means a 50% discount, which means half price. So 30% off, down to 65,438+000 yuan, which is 70 yuan, which is calculated by percentage. Instead of a 30% discount, like a number 7, it's easy to know 0. Where they come from, so these questions are very practical real life problems, so we must make it clear, otherwise it will sometimes be confused or laughed at. So your studious spirit deserves praise.