50.62% is the change from 648 to 976
Calculation steps:
[( 976 - 648 ) ÷ 648] x 100 = 50.62%
Formula
Percentage change = [(976 - 648) / 648] x 100
Subtract the new number by the original number
976 - 648 = 328
328 ÷ 648 = 0.5061728395061729
0.5061728395061729 x 100 = 50.62%