-13.73% is the change from 772 to 666
Calculation steps:
[( 666 - 772 ) ÷ 772] x 100 = -13.73%
Formula
Percentage change = [(666 - 772) / 772] x 100
Subtract the new number by the original number
666 - 772 = -106
-106 ÷ 772 = -0.13730569948186527
-0.13730569948186527 x 100 = -13.73%