-42.84% is the change from 971 to 555
Calculation steps:
[( 555 - 971 ) ÷ 971] x 100 = -42.84%
Formula
Percentage change = [(555 - 971) / 971] x 100
Subtract the new number by the original number
555 - 971 = -416
-416 ÷ 971 = -0.42842430484037075
-0.42842430484037075 x 100 = -42.84%