-60.3% is the change from 539 to 214
Calculation steps:
[( 214 - 539 ) ÷ 539] x 100 = -60.3%
Formula
Percentage change = [(214 - 539) / 539] x 100
Subtract the new number by the original number
214 - 539 = -325
-325 ÷ 539 = -0.6029684601113172
-0.6029684601113172 x 100 = -60.3%