-79.24% is the change from 920 to 191
Calculation steps:
[( 191 - 920 ) ÷ 920] x 100 = -79.24%
Formula
Percentage change = [(191 - 920) / 920] x 100
Subtract the new number by the original number
191 - 920 = -729
-729 ÷ 920 = -0.7923913043478261
-0.7923913043478261 x 100 = -79.24%