-31.25% is the change from 656 to 451
Calculation steps:
[( 451 - 656 ) ÷ 656] x 100 = -31.25%
Formula
Percentage change = [(451 - 656) / 656] x 100
Subtract the new number by the original number
451 - 656 = -205
-205 ÷ 656 = -0.3125
-0.3125 x 100 = -31.25%