-56.22% is the change from 980 to 429
Calculation steps:
[( 429 - 980 ) ÷ 980] x 100 = -56.22%
Formula
Percentage change = [(429 - 980) / 980] x 100
Subtract the new number by the original number
429 - 980 = -551
-551 ÷ 980 = -0.5622448979591836
-0.5622448979591836 x 100 = -56.22%