-90.23% is the change from 768 to 75
Calculation steps:
[( 75 - 768 ) ÷ 768] x 100 = -90.23%
Formula
Percentage change = [(75 - 768) / 768] x 100
Subtract the new number by the original number
75 - 768 = -693
-693 ÷ 768 = -0.90234375
-0.90234375 x 100 = -90.23%