-66.39% is the change from 488 to 164
Calculation steps:
[( 164 - 488 ) ÷ 488] x 100 = -66.39%
Formula
Percentage change = [(164 - 488) / 488] x 100
Subtract the new number by the original number
164 - 488 = -324
-324 ÷ 488 = -0.6639344262295082
-0.6639344262295082 x 100 = -66.39%