6.91% is the change from 217 to 232
Calculation steps:
[( 232 - 217 ) ÷ 217] x 100 = 6.91%
Formula
Percentage change = [(232 - 217) / 217] x 100
Subtract the new number by the original number
232 - 217 = 15
15 ÷ 217 = 0.06912442396313365
0.06912442396313365 x 100 = 6.91%