776.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/02/image-48.png)
-6 1/2, -3 4/5, -2 17/50, 0, 3 81/100, +6 1/2, +10 2/3
777.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/02/image-49.png)
+5 2/3, +5 77/97, 7/25, 1/2, -1/3, -3/8
780.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/02/image-50.png)
ա) -10 7/15
բ) — 14 4/5
գ) + 13 11/15
դ) — 18 7/105
ե) — 25 2/7
զ) — 6/16
է) -3/7
ը) -2 4/10
թ) -9
781.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/02/image-51.png)
ա) +28 4/14
բ) -42 15/9
գ) -10 12/105
դ) -19 5/9
ե) -13 12/10
զ) -43 78/80
է) +4
ը) 2 9/25
թ) +5/16
782.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/02/image-52.png)
ա) -37 3/15
բ) -162 21/50
գ) -19 2/3
դ) -2 61/100
ե) -3 29/44
զ) +3 2/3