-69.52% is the change from 538 to 164
Calculation steps:
[( 164 - 538 ) ÷ 538] x 100 = -69.52%
Formula
Percentage change = [(164 - 538) / 538] x 100
Subtract the new number by the original number
164 - 538 = -374
-374 ÷ 538 = -0.6951672862453532
-0.6951672862453532 x 100 = -69.52%