Ответ:
Пошаговое объяснение:
N 1
1) 6 - 4. 1/3 = 5. 3/3 - 4. 1/3 =
1. 2/3
2) 1. 2/3 * 0,6 = 5/3 * 6/10 = 30/30 = 1
3) 25,2 : 3. 1/2 = 25,2 : 7/2 = 25,2 : 3,5 = 7,2
4) 7,2 + 1 = 8,2
Ответ: 8,2
N 2
1) 7 - 1. 5/12 = 6. 12/12 - 1. 5/12 = 5. 7/12
2) 5. 7/12 : 6,7 = 5. 7/12 :
6. 7/10 = 67/12 : 67/10 =
67/12 * 10/67 = 10/12 = 5/6
3) 5,75 - 3. 1/6 = 5. 75/100 -
3. 1/6 = 5. 3/4 - 3. 1/6 =
5. 9/12 - 3. 2/12 = 2. 7/12
4) 2. 7/12 : 15,5 = 2. 7/12 :
15. 5/10 = 31/12 : 155/10 =
31/12 * 10/155 = 1/6 * 5/5 = 5/30 = 1/6
5) 5/6 + 1/6 = 6/6 = 1
Ответ: 1
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Answers & Comments
Ответ:
Пошаговое объяснение:
N 1
1) 6 - 4. 1/3 = 5. 3/3 - 4. 1/3 =
1. 2/3
2) 1. 2/3 * 0,6 = 5/3 * 6/10 = 30/30 = 1
3) 25,2 : 3. 1/2 = 25,2 : 7/2 = 25,2 : 3,5 = 7,2
4) 7,2 + 1 = 8,2
Ответ: 8,2
N 2
1) 7 - 1. 5/12 = 6. 12/12 - 1. 5/12 = 5. 7/12
2) 5. 7/12 : 6,7 = 5. 7/12 :
6. 7/10 = 67/12 : 67/10 =
67/12 * 10/67 = 10/12 = 5/6
3) 5,75 - 3. 1/6 = 5. 75/100 -
3. 1/6 = 5. 3/4 - 3. 1/6 =
5. 9/12 - 3. 2/12 = 2. 7/12
4) 2. 7/12 : 15,5 = 2. 7/12 :
15. 5/10 = 31/12 : 155/10 =
31/12 * 10/155 = 1/6 * 5/5 = 5/30 = 1/6
5) 5/6 + 1/6 = 6/6 = 1
Ответ: 1