(3 5/18+2 1/6)*6-7 2/3 =25

3  5/18+ 2 1/6=59/18+13/6=59/18+39/18=98/18=49/9=5 4/9

5 4/9  * 6= 49/9 *6=294/9=32  6/9=32   2/3

32  2/3- 7 2/3=25

Verified answer

1) 3 5/18 + 2 1/6= 3 5/18 + 2 3/18 = 5 8/18=5 4/9

2) 5 4/9*6=32 2/3

3)32 2/3 - 7 2/3=25

Ответ: =25