-2.55% is the change from 785 to 765
Calculation steps:
[( 765 - 785 ) ÷ 785] x 100 = -2.55%
Formula
Percentage change = [(765 - 785) / 785] x 100
Subtract the new number by the original number
765 - 785 = -20
-20 ÷ 785 = -0.025477707006369428
-0.025477707006369428 x 100 = -2.55%