24.6% is the change from 618 to 770
Calculation steps:
[( 770 - 618 ) ÷ 618] x 100 = 24.6%
Formula
Percentage change = [(770 - 618) / 618] x 100
Subtract the new number by the original number
770 - 618 = 152
152 ÷ 618 = 0.2459546925566343
0.2459546925566343 x 100 = 24.6%