Выполним операции по порядку:
17 целых = 173/15 = 1/5
8 целых = 87/20 = 7/20
9 целых = 911/15 = 11/15
2 целых = 21/15 = 1/15
1 целая = 137/90 = 37/90
1 целая = 117/60 = 17/60
Теперь подсчитаем:
17 + 1/5 - 8 - 7/20 + (9 + 11/15 - (2 + 1/15 - (1 + 37/90)) - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - (2 + 1/15 - 1 - 37/90) - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - (2 + 1/15 - 1 - 37/90) - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
Выполним операции по порядку:
17 целых = 17
3/15 = 1/5
8 целых = 8
7/20 = 7/20
9 целых = 9
11/15 = 11/15
2 целых = 2
1/15 = 1/15
1 целая = 1
37/90 = 37/90
1 целая = 1
17/60 = 17/60
Теперь подсчитаем:
17 + 1/5 - 8 - 7/20 + (9 + 11/15 - (2 + 1/15 - (1 + 37/90)) - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - (2 + 1/15 - 1 - 37/90) - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - (2 + 1/15 - 1 - 37/90) - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)
= 17 + 1/5 - 8 - 7/20 + (9 + 11/15 - 2 - 1/15 + 1 + 37/90 - 1 - 17/60)