-80.6% is the change from 433 to 84
Calculation steps:
[( 84 - 433 ) ÷ 433] x 100 = -80.6%
Formula
Percentage change = [(84 - 433) / 433] x 100
Subtract the new number by the original number
84 - 433 = -349
-349 ÷ 433 = -0.8060046189376443
-0.8060046189376443 x 100 = -80.6%