718. 2) - (-20/27 + 3/8 ) + ( - 5 5/8 + 4 7/27 )​

241

- -----+((5+4)+(5. 7. ))

216 --+ ---

8 27

241

- ----- + (9+191)

216 -----

216

241 191

- ----- +9 -----

216 216

241 2135

- ------ + ------

216 216

947

------

108