-88.56% is the change from 778 to 89
Calculation steps:
[( 89 - 778 ) ÷ 778] x 100 = -88.56%
Formula
Percentage change = [(89 - 778) / 778] x 100
Subtract the new number by the original number
89 - 778 = -689
-689 ÷ 778 = -0.8856041131105399
-0.8856041131105399 x 100 = -88.56%