Question

Запишите все правильные дроби со знаменателем 18 , у которых числитель и знаменатель - взаимно простые числа.

Answer 1

  1     5      7      11       13       17

18   18     18     18       18       18

Answer 2

Identifying Proper Fractions with Denominator 18 and Numerator as Coprime Numbers

To find all the proper fractions with a denominator of 18 and a numerator that are coprime numbers, we need to identify the coprime numbers less than 18. Coprime numbers are numbers that have no common factors other than 1.

Coprime Numbers Less Than 18: - The coprime numbers less than 18 are 1, 5, 7, 11, 13, and 17.

Proper Fractions with Denominator 18 and Coprime Numerators

The proper fractions with a denominator of 18 and a numerator that are coprime numbers are as follows: 1. Fraction 1/18 - The numerator 1 is a coprime number with 18. - Therefore, the fraction 1/18 is a proper fraction with a coprime numerator and a denominator of 18.

2. Fraction 5/18 - The numerator 5 is a coprime number with 18. - Therefore, the fraction 5/18 is a proper fraction with a coprime numerator and a denominator of 18.

3. Fraction 7/18 - The numerator 7 is a coprime number with 18. - Therefore, the fraction 7/18 is a proper fraction with a coprime numerator and a denominator of 18.

4. Fraction 11/18 - The numerator 11 is a coprime number with 18. - Therefore, the fraction 11/18 is a proper fraction with a coprime numerator and a denominator of 18.

5. Fraction 13/18 - The numerator 13 is a coprime number with 18. - Therefore, the fraction 13/18 is a proper fraction with a coprime numerator and a denominator of 18.

6. Fraction 17/18 - The numerator 17 is a coprime number with 18. - Therefore, the fraction 17/18 is a proper fraction with a coprime numerator and a denominator of 18.

These are all the proper fractions with a denominator of 18 and a numerator that are coprime numbers.

If you have any further questions or need additional assistance, feel free to ask!