-34.55% is the change from 495 to 324
Calculation steps:
[( 324 - 495 ) ÷ 495] x 100 = -34.55%
Formula
Percentage change = [(324 - 495) / 495] x 100
Subtract the new number by the original number
324 - 495 = -171
-171 ÷ 495 = -0.34545454545454546
-0.34545454545454546 x 100 = -34.55%