8.99% is the change from 612 to 667
Calculation steps:
[( 667 - 612 ) ÷ 612] x 100 = 8.99%
Formula
Percentage change = [(667 - 612) / 612] x 100
Subtract the new number by the original number
667 - 612 = 55
55 ÷ 612 = 0.08986928104575163
0.08986928104575163 x 100 = 8.99%