First of all so sorry for the upside down pictures but you get the gist of things oh and the state of my room i am not very tidy.
(Tutorial at the bottom)
1: Fold the jeans over so they are level (mine don't look it but they are)
2: pin them in place then stitch them together
3: i used a pair of scissors and a pen to make the holes for the studs
4: push thre the back of the studd and screw on the frount.
You have you summer 3/4 jeans