-33.22% is the change from 918 to 613
Calculation steps:
[( 613 - 918 ) ÷ 918] x 100 = -33.22%
Formula
Percentage change = [(613 - 918) / 918] x 100
Subtract the new number by the original number
613 - 918 = -305
-305 ÷ 918 = -0.332244008714597
-0.332244008714597 x 100 = -33.22%