-36.88% is the change from 987 to 623
Calculation steps:
[( 623 - 987 ) ÷ 987] x 100 = -36.88%
Formula
Percentage change = [(623 - 987) / 987] x 100
Subtract the new number by the original number
623 - 987 = -364
-364 ÷ 987 = -0.36879432624113473
-0.36879432624113473 x 100 = -36.88%