-75.5% is the change from 702 to 172
Calculation steps:
[( 172 - 702 ) ÷ 702] x 100 = -75.5%
Formula
Percentage change = [(172 - 702) / 702] x 100
Subtract the new number by the original number
172 - 702 = -530
-530 ÷ 702 = -0.7549857549857549
-0.7549857549857549 x 100 = -75.5%