-70.36% is the change from 560 to 166
Calculation steps:
[( 166 - 560 ) ÷ 560] x 100 = -70.36%
Formula
Percentage change = [(166 - 560) / 560] x 100
Subtract the new number by the original number
166 - 560 = -394
-394 ÷ 560 = -0.7035714285714286
-0.7035714285714286 x 100 = -70.36%