19.12% is the change from 612 to 729
Calculation steps:
[( 729 - 612 ) ÷ 612] x 100 = 19.12%
Formula
Percentage change = [(729 - 612) / 612] x 100
Subtract the new number by the original number
729 - 612 = 117
117 ÷ 612 = 0.19117647058823528
0.19117647058823528 x 100 = 19.12%