-60% is the change from 495 to 198
Calculation steps:
[( 198 - 495 ) ÷ 495] x 100 = -60%
Formula
Percentage change = [(198 - 495) / 495] x 100
Subtract the new number by the original number
198 - 495 = -297
-297 ÷ 495 = -0.6
-0.6 x 100 = -60%
Example