100 divided by 75 is 1.33333333333
That is because
75 can only go into 100 one time
So your mixed number would be 1 25/75
To further simplify your fraction divide by 5 to 25 and 75 and you would get:
1 5/15
Divide again:
1 1/3
1/3 also equals .33333333333
Which means that 100/ 75 = 1 1/3 = 1.33333333333
