1) Даны дроби: 15/20, 4/16, 7/10, 10/8, 3/7, 5/6 выпиши те

1

а) 3/4 = (3 * 5)/(4 * 5) = 15/20.

15/20 = 15/20.

3/4 = 15/20.

б) 3/4 = (3 * 4)/(4 * 4) = 12/16.

12/16 gt; 4/16.

3/4 gt; 4/16.

в) 3/4 = (3 * 5)/(4 * 5) = 15/20.

7/10 = (7 * 2)/(10 * 2) = 14/20.

15/20 gt; 14/20.

3/4 gt; 7/10.

г) 3/4 = (3 * 2)/(4 * 2) = 6/8.

6/8 lt; 10/8.

3/4 lt; 10/8.

д) 3/4 = (3 * 7)/(4 * 7) = 21/28.

3/7 = (3 * 4)/(7 * 4) = 12/28.

21/28 gt; 12/28.

3/4 gt; 12/28.

е) 3/4 = (3 * 3)/(4 * 3) = 9/12.

5/6 = (5 * 2)/(6 * 2) = 10/12.

9/12 lt; 10/12.

3/4 lt; 15/20.

Ответ: 10/8; 5/6.

2

а) 2/3 = (2 * 5)/(3 * 5) = 10/15.

1/5 = (1 * 3)/(5 * 3) = 3/15.

10/15 gt; 3/15.

2/3 gt; 1/5.

б) 2/3 = (2 * 3)/(3 * 3) = 6/9.

6/9 = 6/9.

2/3 = 6/9.

в) 2/3 = (2 * 10)/(3 * 10) = 20/30.

9/10 = (9 * 3)/(10 * 3) = 27/30.

20/30 lt; 27/30.

2/3 lt; 9/10.

г) 2/3 = (2 * 4)/(3 * 4) = 8/12.

8/12 gt; 7/12.

2/3 gt; 7/12.

Ответ: 1/5; 7/12.