-80.02% is the change from 971 to 194
Calculation steps:
[( 194 - 971 ) ÷ 971] x 100 = -80.02%
Formula
Percentage change = [(194 - 971) / 971] x 100
Subtract the new number by the original number
194 - 971 = -777
-777 ÷ 971 = -0.800205973223481
-0.800205973223481 x 100 = -80.02%