-60.39% is the change from 987 to 391
Calculation steps:
[( 391 - 987 ) ÷ 987] x 100 = -60.39%
Formula
Percentage change = [(391 - 987) / 987] x 100
Subtract the new number by the original number
391 - 987 = -596
-596 ÷ 987 = -0.6038500506585613
-0.6038500506585613 x 100 = -60.39%