Batting average = hits/total = 19/45 = 0.422
Simplified version would be 3 square root of 11
Hope this helps! :)
There is an explanation in the photo below, as well as some things to remember!
7/8, 1 is also 8/8 so if you add that to -1/8 (then it automatically subtracts since it’s adding a negative) making 7/8.