-53.63% is the change from 455 to 211
Calculation steps:
[( 211 - 455 ) ÷ 455] x 100 = -53.63%
Formula
Percentage change = [(211 - 455) / 455] x 100
Subtract the new number by the original number
211 - 455 = -244
-244 ÷ 455 = -0.5362637362637362
-0.5362637362637362 x 100 = -53.63%