-30.58% is the change from 775 to 538
Calculation steps:
[( 538 - 775 ) ÷ 775] x 100 = -30.58%
Formula
Percentage change = [(538 - 775) / 775] x 100
Subtract the new number by the original number
538 - 775 = -237
-237 ÷ 775 = -0.3058064516129032
-0.3058064516129032 x 100 = -30.58%