-22.8% is the change from 658 to 508
Calculation steps:
[( 508 - 658 ) ÷ 658] x 100 = -22.8%
Formula
Percentage change = [(508 - 658) / 658] x 100
Subtract the new number by the original number
508 - 658 = -150
-150 ÷ 658 = -0.22796352583586627
-0.22796352583586627 x 100 = -22.8%