-38.86% is the change from 947 to 579
Calculation steps:
[( 579 - 947 ) ÷ 947] x 100 = -38.86%
Formula
Percentage change = [(579 - 947) / 947] x 100
Subtract the new number by the original number
579 - 947 = -368
-368 ÷ 947 = -0.3885955649419219
-0.3885955649419219 x 100 = -38.86%