-33.7% is the change from 917 to 608
Calculation steps:
[( 608 - 917 ) ÷ 917] x 100 = -33.7%
Formula
Percentage change = [(608 - 917) / 917] x 100
Subtract the new number by the original number
608 - 917 = -309
-309 ÷ 917 = -0.33696837513631406
-0.33696837513631406 x 100 = -33.7%