-31.46% is the change from 817 to 560
Calculation steps:
[( 560 - 817 ) ÷ 817] x 100 = -31.46%
Formula
Percentage change = [(560 - 817) / 817] x 100
Subtract the new number by the original number
560 - 817 = -257
-257 ÷ 817 = -0.31456548347613217
-0.31456548347613217 x 100 = -31.46%