51.85% is the change from 648 to 984
Calculation steps:
[( 984 - 648 ) ÷ 648] x 100 = 51.85%
Formula
Percentage change = [(984 - 648) / 648] x 100
Subtract the new number by the original number
984 - 648 = 336
336 ÷ 648 = 0.5185185185185185
0.5185185185185185 x 100 = 51.85%