193. Heerennep 3 2) 9-41+2 (1 17 17: 5 6 8 6) 30-15 12 5) 20 -3.8 +10 | ) 15 10 15 10 6 1 7) 15 +3 11 11 16 8) 49 -1992 10) 291-4+10 5 18 9 +3 13 17 17 9) 128- 20 мін табыңдар:
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Ответ:
Пошаговое объяснение:
1)
4. 2/9 + 5. 2/3 - 1. 4/9 =
4. 2/9 + 5. 6/9 - 1. 4/9 =
9. 8/9 - 1. 4/9 = 8. 4/9
3)
5. 3/5 - 2. 6/11 + 3. 3/5 =
5. 33/55 - 2. 30/55 +
3. 33/55 =
3. 3/55 + 3. 33/55 = 6. 36/55
2)
9 - 4. 2/17 + 2. 3/17 =
8. 17/17 - 4. 2/17 + 2. 3/17 =
4. 15/17 + 2. 3/17 = 6. 18/17 =
7. 1/17