-66.54% is the change from 538 to 180
Calculation steps:
[( 180 - 538 ) ÷ 538] x 100 = -66.54%
Formula
Percentage change = [(180 - 538) / 538] x 100
Subtract the new number by the original number
180 - 538 = -358
-358 ÷ 538 = -0.6654275092936803
-0.6654275092936803 x 100 = -66.54%