-71.09% is the change from 588 to 170
Calculation steps:
[( 170 - 588 ) ÷ 588] x 100 = -71.09%
Formula
Percentage change = [(170 - 588) / 588] x 100
Subtract the new number by the original number
170 - 588 = -418
-418 ÷ 588 = -0.7108843537414966
-0.7108843537414966 x 100 = -71.09%