-39.96% is the change from 996 to 598
Calculation steps:
[( 598 - 996 ) ÷ 996] x 100 = -39.96%
Formula
Percentage change = [(598 - 996) / 996] x 100
Subtract the new number by the original number
598 - 996 = -398
-398 ÷ 996 = -0.39959839357429716
-0.39959839357429716 x 100 = -39.96%