-4.1% is the change from 780 to 748
Calculation steps:
[( 748 - 780 ) ÷ 780] x 100 = -4.1%
Formula
Percentage change = [(748 - 780) / 780] x 100
Subtract the new number by the original number
748 - 780 = -32
-32 ÷ 780 = -0.041025641025641026
-0.041025641025641026 x 100 = -4.1%