-66.01% is the change from 456 to 155
Calculation steps:
[( 155 - 456 ) ÷ 456] x 100 = -66.01%
Formula
Percentage change = [(155 - 456) / 456] x 100
Subtract the new number by the original number
155 - 456 = -301
-301 ÷ 456 = -0.6600877192982456
-0.6600877192982456 x 100 = -66.01%