-11.8% is the change from 771 to 680
Calculation steps:
[( 680 - 771 ) ÷ 771] x 100 = -11.8%
Formula
Percentage change = [(680 - 771) / 771] x 100
Subtract the new number by the original number
680 - 771 = -91
-91 ÷ 771 = -0.11802853437094682
-0.11802853437094682 x 100 = -11.8%