Question

7/8+3/5*15-1/4?

Answer 1

`77/8`

Explanation:

`7/8+3/5\cdot 15-1/4`

`=7/8+3\cdot 3-1/4`

`=7/8+9-1/4`

`=\frac{7\cdot 1+9\cdot 8-1\cdot 2}{8}`

`=\frac{77}{8}`