-61.52% is the change from 538 to 207
Calculation steps:
[( 207 - 538 ) ÷ 538] x 100 = -61.52%
Formula
Percentage change = [(207 - 538) / 538] x 100
Subtract the new number by the original number
207 - 538 = -331
-331 ÷ 538 = -0.6152416356877324
-0.6152416356877324 x 100 = -61.52%