-83.48% is the change from 454 to 75
Calculation steps:
[( 75 - 454 ) ÷ 454] x 100 = -83.48%
Formula
Percentage change = [(75 - 454) / 454] x 100
Subtract the new number by the original number
75 - 454 = -379
-379 ÷ 454 = -0.8348017621145375
-0.8348017621145375 x 100 = -83.48%