-52.86% is the change from 437 to 206
Calculation steps:
[( 206 - 437 ) ÷ 437] x 100 = -52.86%
Formula
Percentage change = [(206 - 437) / 437] x 100
Subtract the new number by the original number
206 - 437 = -231
-231 ÷ 437 = -0.528604118993135
-0.528604118993135 x 100 = -52.86%