-32.33% is the change from 798 to 540
Calculation steps:
[( 540 - 798 ) ÷ 798] x 100 = -32.33%
Formula
Percentage change = [(540 - 798) / 798] x 100
Subtract the new number by the original number
540 - 798 = -258
-258 ÷ 798 = -0.3233082706766917
-0.3233082706766917 x 100 = -32.33%