There are 750 students in class 7 and 625 students in class 8 what percent is class 7 of the class 8?

750 is ?% of 625

Y = ?% * X

Solving our equation for ?
?% = Y/X
?% = 750/625
? = 1.2

Convert decimal to percent:
?% = 1.2 * 100 = 120%

Class 8 is 120% of Class 7.

If you want the percent of Class 8 to Class 7, it is:
 625 is ?% of 750

 = ?% * X

Solving the equation for ?
?% = Y/X
?% = 625/750
? = 0.8333

Convert decimal to percent:
?% = 0.8333 * 100 = 83.33%

Class 7 is 83.33% of Class 8.