777.91% is the change from 86 to 755
Calculation steps:
[( 755 - 86 ) ÷ 86] x 100 = 777.91%
Formula
Percentage change = [(755 - 86) / 86] x 100
Subtract the new number by the original number
755 - 86 = 669
669 ÷ 86 = 7.77906976744186
7.77906976744186 x 100 = 777.91%