-73.1% is the change from 710 to 191
Calculation steps:
[( 191 - 710 ) ÷ 710] x 100 = -73.1%
Formula
Percentage change = [(191 - 710) / 710] x 100
Subtract the new number by the original number
191 - 710 = -519
-519 ÷ 710 = -0.7309859154929578
-0.7309859154929578 x 100 = -73.1%