-64.26% is the change from 915 to 327
Calculation steps:
[( 327 - 915 ) ÷ 915] x 100 = -64.26%
Formula
Percentage change = [(327 - 915) / 915] x 100
Subtract the new number by the original number
327 - 915 = -588
-588 ÷ 915 = -0.6426229508196721
-0.6426229508196721 x 100 = -64.26%