-53.52% is the change from 454 to 211
Calculation steps:
[( 211 - 454 ) ÷ 454] x 100 = -53.52%
Formula
Percentage change = [(211 - 454) / 454] x 100
Subtract the new number by the original number
211 - 454 = -243
-243 ÷ 454 = -0.5352422907488987
-0.5352422907488987 x 100 = -53.52%