-42.75% is the change from 917 to 525
Calculation steps:
[( 525 - 917 ) ÷ 917] x 100 = -42.75%
Formula
Percentage change = [(525 - 917) / 917] x 100
Subtract the new number by the original number
525 - 917 = -392
-392 ÷ 917 = -0.42748091603053434
-0.42748091603053434 x 100 = -42.75%