-71.27% is the change from 971 to 279
Calculation steps:
[( 279 - 971 ) ÷ 971] x 100 = -71.27%
Formula
Percentage change = [(279 - 971) / 971] x 100
Subtract the new number by the original number
279 - 971 = -692
-692 ÷ 971 = -0.7126673532440783
-0.7126673532440783 x 100 = -71.27%