-54.29% is the change from 455 to 208
Calculation steps:
[( 208 - 455 ) ÷ 455] x 100 = -54.29%
Formula
Percentage change = [(208 - 455) / 455] x 100
Subtract the new number by the original number
208 - 455 = -247
-247 ÷ 455 = -0.5428571428571428
-0.5428571428571428 x 100 = -54.29%