-9.72% is the change from 545 to 492
Calculation steps:
[( 492 - 545 ) ÷ 545] x 100 = -9.72%
Formula
Percentage change = [(492 - 545) / 545] x 100
Subtract the new number by the original number
492 - 545 = -53
-53 ÷ 545 = -0.09724770642201835
-0.09724770642201835 x 100 = -9.72%