-71.99% is the change from 607 to 170
Calculation steps:
[( 170 - 607 ) ÷ 607] x 100 = -71.99%
Formula
Percentage change = [(170 - 607) / 607] x 100
Subtract the new number by the original number
170 - 607 = -437
-437 ÷ 607 = -0.7199341021416804
-0.7199341021416804 x 100 = -71.99%