-66.81% is the change from 455 to 151
Calculation steps:
[( 151 - 455 ) ÷ 455] x 100 = -66.81%
Formula
Percentage change = [(151 - 455) / 455] x 100
Subtract the new number by the original number
151 - 455 = -304
-304 ÷ 455 = -0.6681318681318681
-0.6681318681318681 x 100 = -66.81%