48.48% is the change from 328 to 487
Calculation steps:
[( 487 - 328 ) ÷ 328] x 100 = 48.48%
Formula
Percentage change = [(487 - 328) / 328] x 100
Subtract the new number by the original number
487 - 328 = 159
159 ÷ 328 = 0.4847560975609756
0.4847560975609756 x 100 = 48.48%