-30.67% is the change from 776 to 538
Calculation steps:
[( 538 - 776 ) ÷ 776] x 100 = -30.67%
Formula
Percentage change = [(538 - 776) / 776] x 100
Subtract the new number by the original number
538 - 776 = -238
-238 ÷ 776 = -0.30670103092783507
-0.30670103092783507 x 100 = -30.67%