-19.74% is the change from 613 to 492
Calculation steps:
[( 492 - 613 ) ÷ 613] x 100 = -19.74%
Formula
Percentage change = [(492 - 613) / 613] x 100
Subtract the new number by the original number
492 - 613 = -121
-121 ÷ 613 = -0.19738988580750408
-0.19738988580750408 x 100 = -19.74%