-71.99% is the change from 971 to 272
Calculation steps:
[( 272 - 971 ) ÷ 971] x 100 = -71.99%
Formula
Percentage change = [(272 - 971) / 971] x 100
Subtract the new number by the original number
272 - 971 = -699
-699 ÷ 971 = -0.7198764160659115
-0.7198764160659115 x 100 = -71.99%