-67.41% is the change from 494 to 161
Calculation steps:
[( 161 - 494 ) ÷ 494] x 100 = -67.41%
Formula
Percentage change = [(161 - 494) / 494] x 100
Subtract the new number by the original number
161 - 494 = -333
-333 ÷ 494 = -0.6740890688259109
-0.6740890688259109 x 100 = -67.41%