-46.87% is the change from 815 to 433
Calculation steps:
[( 433 - 815 ) ÷ 815] x 100 = -46.87%
Formula
Percentage change = [(433 - 815) / 815] x 100
Subtract the new number by the original number
433 - 815 = -382
-382 ÷ 815 = -0.4687116564417178
-0.4687116564417178 x 100 = -46.87%