4.63% is the change from 648 to 678
Calculation steps:
[( 678 - 648 ) ÷ 648] x 100 = 4.63%
Formula
Percentage change = [(678 - 648) / 648] x 100
Subtract the new number by the original number
678 - 648 = 30
30 ÷ 648 = 0.046296296296296294
0.046296296296296294 x 100 = 4.63%