-60.95% is the change from 420 to 164
Calculation steps:
[( 164 - 420 ) ÷ 420] x 100 = -60.95%
Formula
Percentage change = [(164 - 420) / 420] x 100
Subtract the new number by the original number
164 - 420 = -256
-256 ÷ 420 = -0.6095238095238096
-0.6095238095238096 x 100 = -60.95%