-21.88% is the change from 457 to 357
Calculation steps:
[( 357 - 457 ) ÷ 457] x 100 = -21.88%
Formula
Percentage change = [(357 - 457) / 457] x 100
Subtract the new number by the original number
357 - 457 = -100
-100 ÷ 457 = -0.2188183807439825
-0.2188183807439825 x 100 = -21.88%