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.
The earliest music score in the world appeared on the papyrus scroll in Ammers, Egypt. 1858, Englishman Henry
Lint found an ancient papyrus in the ruins of Tiber, Egypt, and immediately restored this priceless treasure.
It took 19 years to translate the ancient Egyptian language in papyrus. Now the oldest in the world
Old math books are treasured in the British Museum in London.
In Ammers's grass scrolls, we see the general notation of scores mastered by the Egyptians four thousand years ago.
Single fraction-the general symbol of a fraction with the numerator 1 Egyptians regard a single score as the reciprocal of an integer, and Egypt
This understanding of people and the unified notation of single fractions are very remarkable. It tells people that there are not only numbers.
Integer and its reciprocal-single fraction.
But the score is not just a single score after all. Around the 5th century BC, China began to add two integers.
The quotient of division is regarded as the understanding of fraction, which is the basis of the concept of fraction now. Under this understanding,
Divider is also the meaning of fraction. In China's ancient notation, the dividend was placed on top of the divisor, at the top.
For example, leaving the quotient is a false score, and turning it into a score is different from the current notation.
The integer part of the score is placed on the top of the score, not on the left. Around the end of the twelfth century in Allah
In the works of Bo people, the numerator and denominator are separated by a short horizontal line, which can be said to be the earliest in the world.
/kloc-At the beginning of the 3rd century, the Italian mathematician Fibonacci introduced Arabic mathematics into his works.
It also introduced the symbol of fractions into Europe.