48.61% is the change from 646 to 960
Calculation steps:
[( 960 - 646 ) ÷ 646] x 100 = 48.61%
Formula
Percentage change = [(960 - 646) / 646] x 100
Subtract the new number by the original number
960 - 646 = 314
314 ÷ 646 = 0.48606811145510836
0.48606811145510836 x 100 = 48.61%