-73.77% is the change from 610 to 160
Calculation steps:
[( 160 - 610 ) ÷ 610] x 100 = -73.77%
Formula
Percentage change = [(160 - 610) / 610] x 100
Subtract the new number by the original number
160 - 610 = -450
-450 ÷ 610 = -0.7377049180327869
-0.7377049180327869 x 100 = -73.77%