-91.88% is the change from 961 to 78
Calculation steps:
[( 78 - 961 ) ÷ 961] x 100 = -91.88%
Formula
Percentage change = [(78 - 961) / 961] x 100
Subtract the new number by the original number
78 - 961 = -883
-883 ÷ 961 = -0.918834547346514
-0.918834547346514 x 100 = -91.88%