-45.05% is the change from 495 to 272
Calculation steps:
[( 272 - 495 ) ÷ 495] x 100 = -45.05%
Formula
Percentage change = [(272 - 495) / 495] x 100
Subtract the new number by the original number
272 - 495 = -223
-223 ÷ 495 = -0.4505050505050505
-0.4505050505050505 x 100 = -45.05%