-80.99% is the change from 710 to 135
Calculation steps:
[( 135 - 710 ) ÷ 710] x 100 = -80.99%
Formula
Percentage change = [(135 - 710) / 710] x 100
Subtract the new number by the original number
135 - 710 = -575
-575 ÷ 710 = -0.8098591549295775
-0.8098591549295775 x 100 = -80.99%