-49.24% is the change from 851 to 432
Calculation steps:
[( 432 - 851 ) ÷ 851] x 100 = -49.24%
Formula
Percentage change = [(432 - 851) / 851] x 100
Subtract the new number by the original number
432 - 851 = -419
-419 ÷ 851 = -0.49236192714453586
-0.49236192714453586 x 100 = -49.24%