7.1% is the change from 324 to 347
Calculation steps:
[( 347 - 324 ) ÷ 324] x 100 = 7.1%
Formula
Percentage change = [(347 - 324) / 324] x 100
Subtract the new number by the original number
347 - 324 = 23
23 ÷ 324 = 0.07098765432098765
0.07098765432098765 x 100 = 7.1%