-30.71% is the change from 661 to 458
Calculation steps:
[( 458 - 661 ) ÷ 661] x 100 = -30.71%
Formula
Percentage change = [(458 - 661) / 661] x 100
Subtract the new number by the original number
458 - 661 = -203
-203 ÷ 661 = -0.3071104387291982
-0.3071104387291982 x 100 = -30.71%