-22.71% is the change from 656 to 507
Calculation steps:
[( 507 - 656 ) ÷ 656] x 100 = -22.71%
Formula
Percentage change = [(507 - 656) / 656] x 100
Subtract the new number by the original number
507 - 656 = -149
-149 ÷ 656 = -0.22713414634146342
-0.22713414634146342 x 100 = -22.71%