-54.74% is the change from 917 to 415
Calculation steps:
[( 415 - 917 ) ÷ 917] x 100 = -54.74%
Formula
Percentage change = [(415 - 917) / 917] x 100
Subtract the new number by the original number
415 - 917 = -502
-502 ÷ 917 = -0.5474372955288986
-0.5474372955288986 x 100 = -54.74%