The sum of the three simplest true fractions is 1 and 7 / 5. Their denominator is the same, and the numerator is three adjacent natural numbers. What are the three fractions

When the numerator denominator is expanded 7 times at the same time, the result is 84 out of 35, which is decomposed into three fractions: 27 out of 35, 28 out of 35 and 29 out of 35. These three fractions satisfy the meaning of the question

Judgment. The numerator and denominator of a fraction are two adjacent natural numbers. The fraction must be the simplest fraction

The numerator and denominator of a fraction are two adjacent natural numbers. The fraction must be the simplest fraction
There's a problem downstairs. It's natural

RELATED INFORMATIONS

1. The numerator and denominator of a true fraction are two consecutive natural numbers. If the denominator is added with 5, the resulting fraction will be about 5 / 7, and the original fraction will be?
2. The sum of the numerator and denominator of a simplest fraction is 62. If the numerator is reduced to 1 and the denominator is subtracted by 7, the new fraction will be reduced to 2 / 7. What is the original fraction?
3. When ABC is written as the simplest fraction, the sum of numerator and denominator is 58? Are you sure?
4. For a simplest fraction, the sum of numerator and denominator is 70. If the numerator and denominator are all reduced by 5, the original fraction can be obtained by 2 / 3
5. The sum of numerator and denominator of a fraction is 67. If 5 is added to each numerator and denominator, the ratio of numerator and denominator is 2:5, and the original fraction is 67___ ．
6. How much is added to the numerator and denominator of one thirteenth at the same time to divide it into about one third? 1. Don't solve the equation, but use the formula step by step (comprehensive formula can be listed). 2!
7. A fraction, numerator multiplied by 3, denominator divided by 2, simplified aftermarket 3 / 4, the original score is ()
8. If the numerator of the simplest fraction is divided by 2 and the denominator is multiplied by 3, it will be reduced to 29 / 3. The simplest fraction is（
9. How much of the numerator and denominator of 3 / 71 can be added at the same time, and the fraction can be reduced to 1 / 5 of the simplest fraction
10. The denominator of 97% plus a number, the numerator minus the same number, the fraction is equal to 13% 27. What is the number? Urgent!
11. The sum of two continuous natural numbers is 21, and the least common multiple of the two numbers is______ ．
12. Add a same natural number to the numerator and denominator of 1 / 13 at the same time to get another fraction equal to 1 / 2. What is the natural number?
13. The sum of the three fractions is two and one seventh. The fractional units of the three fractions are the same. The numerator is a continuous natural number. What are the three fractions?
14. Add a number to the numerator and denominator of the fraction 1999 / 1997, and the new fraction is equal to 1999 / 2000?
15. A fraction is 13 out of 22. After adding the same number x to the numerator and denominator, the ratio of numerator to denominator is 3:2. What is x? - 40 is not right. I hope I can make a good list of the tests and work out the results;
16. Add both the numerator and denominator of 113______ It can be divided into 13
17. 1. Add a number to the 13 / 27 numerator, subtract the same number from the denominator, and the result is 7 / 3. Find this number 2. After converting 6 / 7 into a decimal, what is the 18th digit after the decimal point? What is the 18th digit above the 2008 digit? 3. The greatest common multiple of two numbers is 120, and the least common factor is 8. One of them is 24. What's the other number?
18. What is the number a when the denominator of 13 of 27 plus a and the denominator minus a equals seven thirds?
19. For a fraction, the sum of the numerator and denominator is 28. If the numerator subtracts 1, the fraction equals 2, and the original fraction is ()
20. The sum of the numerator and denominator of a fraction is 91. If the numerator is increased by 3 and the denominator is decreased by 3, the resulting fraction is about 34. What is the original fraction?