-0.64% is the change from 783 to 778
Calculation steps:
[( 778 - 783 ) ÷ 783] x 100 = -0.64%
Formula
Percentage change = [(778 - 783) / 783] x 100
Subtract the new number by the original number
778 - 783 = -5
-5 ÷ 783 = -0.006385696040868455
-0.006385696040868455 x 100 = -0.64%