-97.92% is the change from 770 to 16
Calculation steps:
[( 16 - 770 ) ÷ 770] x 100 = -97.92%
Formula
Percentage change = [(16 - 770) / 770] x 100
Subtract the new number by the original number
16 - 770 = -754
-754 ÷ 770 = -0.9792207792207792
-0.9792207792207792 x 100 = -97.92%