-33.88% is the change from 918 to 607
Calculation steps:
[( 607 - 918 ) ÷ 918] x 100 = -33.88%
Formula
Percentage change = [(607 - 918) / 918] x 100
Subtract the new number by the original number
607 - 918 = -311
-311 ÷ 918 = -0.33877995642701525
-0.33877995642701525 x 100 = -33.88%