-34.24% is the change from 917 to 603
Calculation steps:
[( 603 - 917 ) ÷ 917] x 100 = -34.24%
Formula
Percentage change = [(603 - 917) / 917] x 100
Subtract the new number by the original number
603 - 917 = -314
-314 ÷ 917 = -0.34242093784078514
-0.34242093784078514 x 100 = -34.24%