-57.59% is the change from 922 to 391
Calculation steps:
[( 391 - 922 ) ÷ 922] x 100 = -57.59%
Formula
Percentage change = [(391 - 922) / 922] x 100
Subtract the new number by the original number
391 - 922 = -531
-531 ÷ 922 = -0.5759219088937093
-0.5759219088937093 x 100 = -57.59%