-31.48% is the change from 613 to 420
Calculation steps:
[( 420 - 613 ) ÷ 613] x 100 = -31.48%
Formula
Percentage change = [(420 - 613) / 613] x 100
Subtract the new number by the original number
420 - 613 = -193
-193 ÷ 613 = -0.31484502446982054
-0.31484502446982054 x 100 = -31.48%