21.24% is the change from 612 to 742
Calculation steps:
[( 742 - 612 ) ÷ 612] x 100 = 21.24%
Formula
Percentage change = [(742 - 612) / 612] x 100
Subtract the new number by the original number
742 - 612 = 130
130 ÷ 612 = 0.21241830065359477
0.21241830065359477 x 100 = 21.24%