-13.18% is the change from 645 to 560
Calculation steps:
[( 560 - 645 ) ÷ 645] x 100 = -13.18%
Formula
Percentage change = [(560 - 645) / 645] x 100
Subtract the new number by the original number
560 - 645 = -85
-85 ÷ 645 = -0.13178294573643412
-0.13178294573643412 x 100 = -13.18%