-73.6% is the change from 606 to 160
Calculation steps:
[( 160 - 606 ) ÷ 606] x 100 = -73.6%
Formula
Percentage change = [(160 - 606) / 606] x 100
Subtract the new number by the original number
160 - 606 = -446
-446 ÷ 606 = -0.735973597359736
-0.735973597359736 x 100 = -73.6%