-7.16% is the change from 838 to 778
Calculation steps:
[( 778 - 838 ) ÷ 838] x 100 = -7.16%
Formula
Percentage change = [(778 - 838) / 838] x 100
Subtract the new number by the original number
778 - 838 = -60
-60 ÷ 838 = -0.07159904534606205
-0.07159904534606205 x 100 = -7.16%