-62.02% is the change from 545 to 207
Calculation steps:
[( 207 - 545 ) ÷ 545] x 100 = -62.02%
Formula
Percentage change = [(207 - 545) / 545] x 100
Subtract the new number by the original number
207 - 545 = -338
-338 ÷ 545 = -0.6201834862385321
-0.6201834862385321 x 100 = -62.02%