How to divide fractions plis give me a clear answer?

If you have to divide a fraction by a whole number convert the whole number to a fraction. Any whole number's fraction counterpart is just adding a 1 as the denominator.

Example: 5 = 

If you have to divide a fraction by a fraction, just flip the second number and multiply.

Example:  divide 

mulitply 

There you go!

Hope this helps,
~*Starry*

A^2 + b^2 = c^2
12^2 + 17^2 = 485
so c^2=485
so c=22.0 inches