661.54% is the change from 65 to 495
Calculation steps:
[( 495 - 65 ) ÷ 65] x 100 = 661.54%
Formula
Percentage change = [(495 - 65) / 65] x 100
Subtract the new number by the original number
495 - 65 = 430
430 ÷ 65 = 6.615384615384615
6.615384615384615 x 100 = 661.54%