64.63% is the change from 328 to 540
Calculation steps:
[( 540 - 328 ) ÷ 328] x 100 = 64.63%
Formula
Percentage change = [(540 - 328) / 328] x 100
Subtract the new number by the original number
540 - 328 = 212
212 ÷ 328 = 0.6463414634146342
0.6463414634146342 x 100 = 64.63%