-20.49% is the change from 971 to 772
Calculation steps:
[( 772 - 971 ) ÷ 971] x 100 = -20.49%
Formula
Percentage change = [(772 - 971) / 971] x 100
Subtract the new number by the original number
772 - 971 = -199
-199 ÷ 971 = -0.20494335736354274
-0.20494335736354274 x 100 = -20.49%