-75.71% is the change from 597 to 145
Calculation steps:
[( 145 - 597 ) ÷ 597] x 100 = -75.71%
Formula
Percentage change = [(145 - 597) / 597] x 100
Subtract the new number by the original number
145 - 597 = -452
-452 ÷ 597 = -0.7571189279731994
-0.7571189279731994 x 100 = -75.71%