-56.82% is the change from 917 to 396
Calculation steps:
[( 396 - 917 ) ÷ 917] x 100 = -56.82%
Formula
Percentage change = [(396 - 917) / 917] x 100
Subtract the new number by the original number
396 - 917 = -521
-521 ÷ 917 = -0.5681570338058888
-0.5681570338058888 x 100 = -56.82%