-19.02% is the change from 715 to 579
Calculation steps:
[( 579 - 715 ) ÷ 715] x 100 = -19.02%
Formula
Percentage change = [(579 - 715) / 715] x 100
Subtract the new number by the original number
579 - 715 = -136
-136 ÷ 715 = -0.1902097902097902
-0.1902097902097902 x 100 = -19.02%