-36.25% is the change from 971 to 619
Calculation steps:
[( 619 - 971 ) ÷ 971] x 100 = -36.25%
Formula
Percentage change = [(619 - 971) / 971] x 100
Subtract the new number by the original number
619 - 971 = -352
-352 ÷ 971 = -0.36251287332646753
-0.36251287332646753 x 100 = -36.25%