-73.4% is the change from 579 to 154
Calculation steps:
[( 154 - 579 ) ÷ 579] x 100 = -73.4%
Formula
Percentage change = [(154 - 579) / 579] x 100
Subtract the new number by the original number
154 - 579 = -425
-425 ÷ 579 = -0.7340241796200345
-0.7340241796200345 x 100 = -73.4%