4.01% is the change from 748 to 778
Calculation steps:
[( 778 - 748 ) ÷ 748] x 100 = 4.01%
Formula
Percentage change = [(778 - 748) / 748] x 100
Subtract the new number by the original number
778 - 748 = 30
30 ÷ 748 = 0.040106951871657755
0.040106951871657755 x 100 = 4.01%