-89.45% is the change from 758 to 80
Calculation steps:
[( 80 - 758 ) ÷ 758] x 100 = -89.45%
Formula
Percentage change = [(80 - 758) / 758] x 100
Subtract the new number by the original number
80 - 758 = -678
-678 ÷ 758 = -0.8944591029023746
-0.8944591029023746 x 100 = -89.45%