-56.1% is the change from 164 to 72
Calculation steps:
[( 72 - 164 ) ÷ 164] x 100 = -56.1%
Formula
Percentage change = [(72 - 164) / 164] x 100
Subtract the new number by the original number
72 - 164 = -92
-92 ÷ 164 = -0.5609756097560976
-0.5609756097560976 x 100 = -56.1%