-58.09% is the change from 933 to 391
Calculation steps:
[( 391 - 933 ) ÷ 933] x 100 = -58.09%
Formula
Percentage change = [(391 - 933) / 933] x 100
Subtract the new number by the original number
391 - 933 = -542
-542 ÷ 933 = -0.5809217577706324
-0.5809217577706324 x 100 = -58.09%