-63.91% is the change from 931 to 336
Calculation steps:
[( 336 - 931 ) ÷ 931] x 100 = -63.91%
Formula
Percentage change = [(336 - 931) / 931] x 100
Subtract the new number by the original number
336 - 931 = -595
-595 ÷ 931 = -0.6390977443609023
-0.6390977443609023 x 100 = -63.91%