This statement, written with special symbols, becomes a fraction, and the concept of fraction is exactly what people are good at dealing with this kind of problems.
Formed in the period of experience.
1, the earliest music score in the world, appeared on papyrus in Ammers. In 1858, an Englishman named Henry Lint found an ancient papyrus in the ruins of Tiber, Egypt, and immediately restored this priceless treasure, and it took 19 years to translate the ancient Egyptian language on papyrus. Now this world's oldest math book is treasured in the British Museum in London.
2. In Ammers's cursive scrolls, we can see the universal notation of fractions four thousand years ago. At that time, the Egyptians had mastered the general notation of single fractions-fractions with the numerator 1. Egyptians believe that a fraction is the reciprocal of an integer. This understanding and the unified symbol of individual fractions are remarkable. It tells people that a number not only has an integer, but also its reciprocal-a single fraction.