-70.77% is the change from 561 to 164
Calculation steps:
[( 164 - 561 ) ÷ 561] x 100 = -70.77%
Formula
Percentage change = [(164 - 561) / 561] x 100
Subtract the new number by the original number
164 - 561 = -397
-397 ÷ 561 = -0.7076648841354723
-0.7076648841354723 x 100 = -70.77%