-82.93% is the change from 492 to 84
Calculation steps:
[( 84 - 492 ) ÷ 492] x 100 = -82.93%
Formula
Percentage change = [(84 - 492) / 492] x 100
Subtract the new number by the original number
84 - 492 = -408
-408 ÷ 492 = -0.8292682926829268
-0.8292682926829268 x 100 = -82.93%