-74.46% is the change from 607 to 155
Calculation steps:
[( 155 - 607 ) ÷ 607] x 100 = -74.46%
Formula
Percentage change = [(155 - 607) / 607] x 100
Subtract the new number by the original number
155 - 607 = -452
-452 ÷ 607 = -0.7446457990115322
-0.7446457990115322 x 100 = -74.46%