8.7% is the change from 207 to 225
Calculation steps:
[( 225 - 207 ) ÷ 207] x 100 = 8.7%
Formula
Percentage change = [(225 - 207) / 207] x 100
Subtract the new number by the original number
225 - 207 = 18
18 ÷ 207 = 0.08695652173913043
0.08695652173913043 x 100 = 8.7%