-90.1% is the change from 768 to 76
Calculation steps:
[( 76 - 768 ) ÷ 768] x 100 = -90.1%
Formula
Percentage change = [(76 - 768) / 768] x 100
Subtract the new number by the original number
76 - 768 = -692
-692 ÷ 768 = -0.9010416666666666
-0.9010416666666666 x 100 = -90.1%