0.99% is the change from 606 to 612
Calculation steps:
[( 612 - 606 ) ÷ 606] x 100 = 0.99%
Formula
Percentage change = [(612 - 606) / 606] x 100
Subtract the new number by the original number
612 - 606 = 6
6 ÷ 606 = 0.009900990099009901
0.009900990099009901 x 100 = 0.99%