6.46% is the change from 325 to 346
Calculation steps:
[( 346 - 325 ) ÷ 325] x 100 = 6.46%
Formula
Percentage change = [(346 - 325) / 325] x 100
Subtract the new number by the original number
346 - 325 = 21
21 ÷ 325 = 0.06461538461538462
0.06461538461538462 x 100 = 6.46%