-70.05% is the change from 561 to 168
Calculation steps:
[( 168 - 561 ) ÷ 561] x 100 = -70.05%
Formula
Percentage change = [(168 - 561) / 561] x 100
Subtract the new number by the original number
168 - 561 = -393
-393 ÷ 561 = -0.7005347593582888
-0.7005347593582888 x 100 = -70.05%