764% is the change from 100 to 864
Calculation steps:
[( 864 - 100 ) ÷ 100] x 100 = 764%
Formula
Percentage change = [(864 - 100) / 100] x 100
Subtract the new number by the original number
864 - 100 = 764
764 ÷ 100 = 7.64
7.64 x 100 = 764%
Example