-71.38% is the change from 594 to 170
Calculation steps:
[( 170 - 594 ) ÷ 594] x 100 = -71.38%
Formula
Percentage change = [(170 - 594) / 594] x 100
Subtract the new number by the original number
170 - 594 = -424
-424 ÷ 594 = -0.7138047138047138
-0.7138047138047138 x 100 = -71.38%