(-5 5/17): 40/51 +3 15/19 * 2 22/27=

1)-55/17:40/51=-55/17:51/40= - 4 1/8
2)3  15/19 * 2 22/27=72/19 * 76/27= 10 2/3
3)-4 1/8 + 10 2/3=-4 3/24 + 10 16/24=10 16/24 - 4 3/24 =6 13/24
Ответ: 6 13/24