-6.44% is the change from 838 to 784
Calculation steps:
[( 784 - 838 ) ÷ 838] x 100 = -6.44%
Formula
Percentage change = [(784 - 838) / 838] x 100
Subtract the new number by the original number
784 - 838 = -54
-54 ÷ 838 = -0.06443914081145585
-0.06443914081145585 x 100 = -6.44%