-46.9% is the change from 435 to 231
Calculation steps:
[( 231 - 435 ) ÷ 435] x 100 = -46.9%
Formula
Percentage change = [(231 - 435) / 435] x 100
Subtract the new number by the original number
231 - 435 = -204
-204 ÷ 435 = -0.4689655172413793
-0.4689655172413793 x 100 = -46.9%