1175% is the change from 64 to 816
Calculation steps:
[( 816 - 64 ) ÷ 64] x 100 = 1175%
Formula
Percentage change = [(816 - 64) / 64] x 100
Subtract the new number by the original number
816 - 64 = 752
752 ÷ 64 = 11.75
11.75 x 100 = 1175%
Example