-44.68% is the change from 931 to 515
Calculation steps:
[( 515 - 931 ) ÷ 931] x 100 = -44.68%
Formula
Percentage change = [(515 - 931) / 931] x 100
Subtract the new number by the original number
515 - 931 = -416
-416 ÷ 931 = -0.44683136412459723
-0.44683136412459723 x 100 = -44.68%