-29.54% is the change from 457 to 322
Calculation steps:
[( 322 - 457 ) ÷ 457] x 100 = -29.54%
Formula
Percentage change = [(322 - 457) / 457] x 100
Subtract the new number by the original number
322 - 457 = -135
-135 ÷ 457 = -0.29540481400437635
-0.29540481400437635 x 100 = -29.54%