Ответ:
Пошаговое объяснение:
N 13
1.
1) 2. 13/17 - 1. 11/17 = 1. 2/17
2) 1. 2/17 + 12/17 = 1. 14/17
Ответ: 1. 14/17
2.
1) 4. 5/13 + 1. 6/13 = 5. 11/13
2) 5. 11/13 - 3. 8/13 = 2. 3/13
Ответ: 2. 3/13
3.
1) 5. 9/11 - 3. 5/11 = 2. 4/11
2) 2. 4/11 + 2. 3/11 = 4. 7/11
Ответ: 4. 7/11
N 14
х + 10/27 = 19/27 - 2/27
х + 10/27 = 17/27
х = 17/27 - 10/27
х = 7/27
8/15 + х = 8/15
х = 8/15 - 8/15
х = 0
5/9 + х = 7/9
х = 7/9 - 5/9
х = 2/9
N 17
1) 22/37 - 7/37 = 15/37
2) 15/37 + 15/37 = 30/37
Ответ: 30/37
1) 17/35 - 11/35 = 6/35
2) 23/35 - 6/35 = 17/35
Ответ: 17/35
1) 4/15 + 7/15 = 11/15
2) 13/15 - 11/15 = 2/15
Ответ : 2/15
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Answers & Comments
Ответ:
Пошаговое объяснение:
N 13
1.
1) 2. 13/17 - 1. 11/17 = 1. 2/17
2) 1. 2/17 + 12/17 = 1. 14/17
Ответ: 1. 14/17
2.
1) 4. 5/13 + 1. 6/13 = 5. 11/13
2) 5. 11/13 - 3. 8/13 = 2. 3/13
Ответ: 2. 3/13
3.
1) 5. 9/11 - 3. 5/11 = 2. 4/11
2) 2. 4/11 + 2. 3/11 = 4. 7/11
Ответ: 4. 7/11
N 14
1.
х + 10/27 = 19/27 - 2/27
х + 10/27 = 17/27
х = 17/27 - 10/27
х = 7/27
2.
8/15 + х = 8/15
х = 8/15 - 8/15
х = 0
3.
5/9 + х = 7/9
х = 7/9 - 5/9
х = 2/9
N 17
1.
1) 22/37 - 7/37 = 15/37
2) 15/37 + 15/37 = 30/37
Ответ: 30/37
2.
1) 17/35 - 11/35 = 6/35
2) 23/35 - 6/35 = 17/35
Ответ: 17/35
3.
1) 4/15 + 7/15 = 11/15
2) 13/15 - 11/15 = 2/15
Ответ : 2/15