Thực hiện phép tính:

12 5/14 - ( 3 5/7 + 5 5/14)
-2/5+ 7/11 + -11/10 + 7/-11
1/2 + -2/3 + 1/6 + -2/3
3^4-3^6/ 3^5.5 + 10.3^4
2/3 - ( -5/7+ 2/3)
5/9 . 8/11+ 5/9.9/11 -5/9.6/11
19/24- 49/25+ 5/24-51/25
-5/-15 + 9/7 +1/-3- -276/14


giúp vs ạ