-7.91% is the change from 657 to 605
Calculation steps:
[( 605 - 657 ) ÷ 657] x 100 = -7.91%
Formula
Percentage change = [(605 - 657) / 657] x 100
Subtract the new number by the original number
605 - 657 = -52
-52 ÷ 657 = -0.0791476407914764
-0.0791476407914764 x 100 = -7.91%