-56.53% is the change from 987 to 429
Calculation steps:
[( 429 - 987 ) ÷ 987] x 100 = -56.53%
Formula
Percentage change = [(429 - 987) / 987] x 100
Subtract the new number by the original number
429 - 987 = -558
-558 ÷ 987 = -0.5653495440729484
-0.5653495440729484 x 100 = -56.53%