-55.71% is the change from 980 to 434
Calculation steps:
[( 434 - 980 ) ÷ 980] x 100 = -55.71%
Formula
Percentage change = [(434 - 980) / 980] x 100
Subtract the new number by the original number
434 - 980 = -546
-546 ÷ 980 = -0.5571428571428572
-0.5571428571428572 x 100 = -55.71%