32.58% is the change from 488 to 647
Calculation steps:
[( 647 - 488 ) ÷ 488] x 100 = 32.58%
Formula
Percentage change = [(647 - 488) / 488] x 100
Subtract the new number by the original number
647 - 488 = 159
159 ÷ 488 = 0.32581967213114754
0.32581967213114754 x 100 = 32.58%