-31.9% is the change from 790 to 538
Calculation steps:
[( 538 - 790 ) ÷ 790] x 100 = -31.9%
Formula
Percentage change = [(538 - 790) / 790] x 100
Subtract the new number by the original number
538 - 790 = -252
-252 ÷ 790 = -0.3189873417721519
-0.3189873417721519 x 100 = -31.9%