-26.77% is the change from 538 to 394
Calculation steps:
[( 394 - 538 ) ÷ 538] x 100 = -26.77%
Formula
Percentage change = [(394 - 538) / 538] x 100
Subtract the new number by the original number
394 - 538 = -144
-144 ÷ 538 = -0.26765799256505574
-0.26765799256505574 x 100 = -26.77%