Ответ:
Пошаговое объяснение:
1.
1) 15. 4/5 - 9. 3/10 = 15. 16/20 - 9. 6/20 = 6. 10/20 = 6. 1/2
2) 12. 9/10 - 8. 3/5 = 12. 9/10 - 8. 6/10 = 4. 3/10
3) 6. 1/2 - 4. 3/10 = 6. 5/10 - 4. 3/10 = 2. 2/10 = 2. 1/5
Ответ: 2. 1/5
2.
1) 14. 1/3 + 2. 1/6 = 14. 2/6 + 2. 1/6 = 16. 3/6 = 16. 1/2
2) 2/11 * 16. 1/2 = 2/11 * 33/2 = 33/11 = 3
Ответ: 3
3.
5/9 + 7/15 - 2/3 =
25/45 + 21/45 - 30/45 =
46/45 - 30/45 = 16/45
Ответ: 16/45
4.
10. 1/12 + 9. 3/5 =
10. 5/60 + 9. 36/60 =
19. 41/60
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Answers & Comments
Ответ:
Пошаговое объяснение:
1.
1) 15. 4/5 - 9. 3/10 = 15. 16/20 - 9. 6/20 = 6. 10/20 = 6. 1/2
2) 12. 9/10 - 8. 3/5 = 12. 9/10 - 8. 6/10 = 4. 3/10
3) 6. 1/2 - 4. 3/10 = 6. 5/10 - 4. 3/10 = 2. 2/10 = 2. 1/5
Ответ: 2. 1/5
2.
1) 14. 1/3 + 2. 1/6 = 14. 2/6 + 2. 1/6 = 16. 3/6 = 16. 1/2
2) 2/11 * 16. 1/2 = 2/11 * 33/2 = 33/11 = 3
Ответ: 3
3.
5/9 + 7/15 - 2/3 =
25/45 + 21/45 - 30/45 =
46/45 - 30/45 = 16/45
Ответ: 16/45
4.
10. 1/12 + 9. 3/5 =
10. 5/60 + 9. 36/60 =
19. 41/60