757% is the change from 100 to 857
Calculation steps:
[( 857 - 100 ) ÷ 100] x 100 = 757%
Formula
Percentage change = [(857 - 100) / 100] x 100
Subtract the new number by the original number
857 - 100 = 757
757 ÷ 100 = 7.57
7.57 x 100 = 757%
Example