How can i add the fractions using a giant one to create a conmon 1 denominator /4+5/8

Stack them on top of each other and find the common denominator then multiply to total the denominator. Ex. 1/4 denominator is 8. 4x2 is 8. So 1 times what equals 8. 1! Then you should a new fraction 8/8 which is equivalent to 1.

You need to show the box plots