-30.15% is the change from 607 to 424
Calculation steps:
[( 424 - 607 ) ÷ 607] x 100 = -30.15%
Formula
Percentage change = [(424 - 607) / 607] x 100
Subtract the new number by the original number
424 - 607 = -183
-183 ÷ 607 = -0.3014827018121911
-0.3014827018121911 x 100 = -30.15%