-69.6% is the change from 579 to 176
Calculation steps:
[( 176 - 579 ) ÷ 579] x 100 = -69.6%
Formula
Percentage change = [(176 - 579) / 579] x 100
Subtract the new number by the original number
176 - 579 = -403
-403 ÷ 579 = -0.696027633851468
-0.696027633851468 x 100 = -69.6%