-39.61% is the change from 987 to 596
Calculation steps:
[( 596 - 987 ) ÷ 987] x 100 = -39.61%
Formula
Percentage change = [(596 - 987) / 987] x 100
Subtract the new number by the original number
596 - 987 = -391
-391 ÷ 987 = -0.3961499493414387
-0.3961499493414387 x 100 = -39.61%