-49.84% is the change from 915 to 459
Calculation steps:
[( 459 - 915 ) ÷ 915] x 100 = -49.84%
Formula
Percentage change = [(459 - 915) / 915] x 100
Subtract the new number by the original number
459 - 915 = -456
-456 ÷ 915 = -0.49836065573770494
-0.49836065573770494 x 100 = -49.84%