-37.44% is the change from 454 to 284
Calculation steps:
[( 284 - 454 ) ÷ 454] x 100 = -37.44%
Formula
Percentage change = [(284 - 454) / 454] x 100
Subtract the new number by the original number
284 - 454 = -170
-170 ÷ 454 = -0.3744493392070485
-0.3744493392070485 x 100 = -37.44%