-26.88% is the change from 971 to 710
Calculation steps:
[( 710 - 971 ) ÷ 971] x 100 = -26.88%
Formula
Percentage change = [(710 - 971) / 971] x 100
Subtract the new number by the original number
710 - 971 = -261
-261 ÷ 971 = -0.2687950566426365
-0.2687950566426365 x 100 = -26.88%