-7.3% is the change from 534 to 495
Calculation steps:
[( 495 - 534 ) ÷ 534] x 100 = -7.3%
Formula
Percentage change = [(495 - 534) / 534] x 100
Subtract the new number by the original number
495 - 534 = -39
-39 ÷ 534 = -0.07303370786516854
-0.07303370786516854 x 100 = -7.3%