-63.39% is the change from 915 to 335
Calculation steps:
[( 335 - 915 ) ÷ 915] x 100 = -63.39%
Formula
Percentage change = [(335 - 915) / 915] x 100
Subtract the new number by the original number
335 - 915 = -580
-580 ÷ 915 = -0.6338797814207651
-0.6338797814207651 x 100 = -63.39%