831.25% is the change from 64 to 596
Calculation steps:
[( 596 - 64 ) ÷ 64] x 100 = 831.25%
Formula
Percentage change = [(596 - 64) / 64] x 100
Subtract the new number by the original number
596 - 64 = 532
532 ÷ 64 = 8.3125
8.3125 x 100 = 831.25%
Example