-34.62% is the change from 598 to 391
Calculation steps:
[( 391 - 598 ) ÷ 598] x 100 = -34.62%
Formula
Percentage change = [(391 - 598) / 598] x 100
Subtract the new number by the original number
391 - 598 = -207
-207 ÷ 598 = -0.34615384615384615
-0.34615384615384615 x 100 = -34.62%