-57.03% is the change from 917 to 394
Calculation steps:
[( 394 - 917 ) ÷ 917] x 100 = -57.03%
Formula
Percentage change = [(394 - 917) / 917] x 100
Subtract the new number by the original number
394 - 917 = -523
-523 ÷ 917 = -0.5703380588876772
-0.5703380588876772 x 100 = -57.03%