-7.77% is the change from 656 to 605
Calculation steps:
[( 605 - 656 ) ÷ 656] x 100 = -7.77%
Formula
Percentage change = [(605 - 656) / 656] x 100
Subtract the new number by the original number
605 - 656 = -51
-51 ÷ 656 = -0.07774390243902439
-0.07774390243902439 x 100 = -7.77%