-33.15% is the change from 917 to 613
Calculation steps:
[( 613 - 917 ) ÷ 917] x 100 = -33.15%
Formula
Percentage change = [(613 - 917) / 917] x 100
Subtract the new number by the original number
613 - 917 = -304
-304 ÷ 917 = -0.33151581243184297
-0.33151581243184297 x 100 = -33.15%