-19% is the change from 963 to 780
Calculation steps:
[( 780 - 963 ) ÷ 963] x 100 = -19%
Formula
Percentage change = [(780 - 963) / 963] x 100
Subtract the new number by the original number
780 - 963 = -183
-183 ÷ 963 = -0.19003115264797507
-0.19003115264797507 x 100 = -19%