-6.44% is the change from 839 to 785
Calculation steps:
[( 785 - 839 ) ÷ 839] x 100 = -6.44%
Formula
Percentage change = [(785 - 839) / 839] x 100
Subtract the new number by the original number
785 - 839 = -54
-54 ÷ 839 = -0.06436233611442194
-0.06436233611442194 x 100 = -6.44%