-87.23% is the change from 971 to 124
Calculation steps:
[( 124 - 971 ) ÷ 971] x 100 = -87.23%
Formula
Percentage change = [(124 - 971) / 971] x 100
Subtract the new number by the original number
124 - 971 = -847
-847 ÷ 971 = -0.8722966014418125
-0.8722966014418125 x 100 = -87.23%