-80.35% is the change from 972 to 191
Calculation steps:
[( 191 - 972 ) ÷ 972] x 100 = -80.35%
Formula
Percentage change = [(191 - 972) / 972] x 100
Subtract the new number by the original number
191 - 972 = -781
-781 ÷ 972 = -0.8034979423868313
-0.8034979423868313 x 100 = -80.35%