-6.21% is the change from 838 to 786
Calculation steps:
[( 786 - 838 ) ÷ 838] x 100 = -6.21%
Formula
Percentage change = [(786 - 838) / 838] x 100
Subtract the new number by the original number
786 - 838 = -52
-52 ÷ 838 = -0.06205250596658711
-0.06205250596658711 x 100 = -6.21%