-53.17% is the change from 457 to 214
Calculation steps:
[( 214 - 457 ) ÷ 457] x 100 = -53.17%
Formula
Percentage change = [(214 - 457) / 457] x 100
Subtract the new number by the original number
214 - 457 = -243
-243 ÷ 457 = -0.5317286652078774
-0.5317286652078774 x 100 = -53.17%