-8.69% is the change from 564 to 515
Calculation steps:
[( 515 - 564 ) ÷ 564] x 100 = -8.69%
Formula
Percentage change = [(515 - 564) / 564] x 100
Subtract the new number by the original number
515 - 564 = -49
-49 ÷ 564 = -0.08687943262411348
-0.08687943262411348 x 100 = -8.69%