-62.2% is the change from 545 to 206
Calculation steps:
[( 206 - 545 ) ÷ 545] x 100 = -62.2%
Formula
Percentage change = [(206 - 545) / 545] x 100
Subtract the new number by the original number
206 - 545 = -339
-339 ÷ 545 = -0.6220183486238532
-0.6220183486238532 x 100 = -62.2%