-41.1% is the change from 455 to 268
Calculation steps:
[( 268 - 455 ) ÷ 455] x 100 = -41.1%
Formula
Percentage change = [(268 - 455) / 455] x 100
Subtract the new number by the original number
268 - 455 = -187
-187 ÷ 455 = -0.41098901098901097
-0.41098901098901097 x 100 = -41.1%