-40.58% is the change from 451 to 268
Calculation steps:
[( 268 - 451 ) ÷ 451] x 100 = -40.58%
Formula
Percentage change = [(268 - 451) / 451] x 100
Subtract the new number by the original number
268 - 451 = -183
-183 ÷ 451 = -0.4057649667405765
-0.4057649667405765 x 100 = -40.58%