The method for dividing fractions is Keep Flip Change
3 4/5 is equal to 19/5 because you multiply 5*3+4=19. KEEP
(this is just making it into an improper fraction)
The reciprocal of 1/4 is 4 because you FLIP the numerator and denominator.
Now you CHANGE the division sign to multiplication.
So you get 19/5 * 4
19 *4=76
5 *1=5
The answer is 76/5= 15.2
Hope this helps :)