-78.75% is the change from 607 to 129
Calculation steps:
[( 129 - 607 ) ÷ 607] x 100 = -78.75%
Formula
Percentage change = [(129 - 607) / 607] x 100
Subtract the new number by the original number
129 - 607 = -478
-478 ÷ 607 = -0.7874794069192751
-0.7874794069192751 x 100 = -78.75%