-57.25% is the change from 917 to 392
Calculation steps:
[( 392 - 917 ) ÷ 917] x 100 = -57.25%
Formula
Percentage change = [(392 - 917) / 917] x 100
Subtract the new number by the original number
392 - 917 = -525
-525 ÷ 917 = -0.5725190839694656
-0.5725190839694656 x 100 = -57.25%