500% is the change from 64 to 384
Calculation steps:
[( 384 - 64 ) ÷ 64] x 100 = 500%
Formula
Percentage change = [(384 - 64) / 64] x 100
Subtract the new number by the original number
384 - 64 = 320
320 ÷ 64 = 5
5 x 100 = 500%
Example