-49.62% is the change from 915 to 461
Calculation steps:
[( 461 - 915 ) ÷ 915] x 100 = -49.62%
Formula
Percentage change = [(461 - 915) / 915] x 100
Subtract the new number by the original number
461 - 915 = -454
-454 ÷ 915 = -0.4961748633879781
-0.4961748633879781 x 100 = -49.62%