17.61% is the change from 670 to 788
Calculation steps:
[( 788 - 670 ) ÷ 670] x 100 = 17.61%
Formula
Percentage change = [(788 - 670) / 670] x 100
Subtract the new number by the original number
788 - 670 = 118
118 ÷ 670 = 0.1761194029850746
0.1761194029850746 x 100 = 17.61%