-51.48% is the change from 439 to 213
Calculation steps:
[( 213 - 439 ) ÷ 439] x 100 = -51.48%
Formula
Percentage change = [(213 - 439) / 439] x 100
Subtract the new number by the original number
213 - 439 = -226
-226 ÷ 439 = -0.5148063781321185
-0.5148063781321185 x 100 = -51.48%