-20.73% is the change from 545 to 432
Calculation steps:
[( 432 - 545 ) ÷ 545] x 100 = -20.73%
Formula
Percentage change = [(432 - 545) / 545] x 100
Subtract the new number by the original number
432 - 545 = -113
-113 ÷ 545 = -0.20733944954128442
-0.20733944954128442 x 100 = -20.73%