4.05% is the change from 740 to 770
Calculation steps:
[( 770 - 740 ) ÷ 740] x 100 = 4.05%
Formula
Percentage change = [(770 - 740) / 740] x 100
Subtract the new number by the original number
770 - 740 = 30
30 ÷ 740 = 0.04054054054054054
0.04054054054054054 x 100 = 4.05%