2.83% is the change from 636 to 654
Calculation steps:
[( 654 - 636 ) ÷ 636] x 100 = 2.83%
Formula
Percentage change = [(654 - 636) / 636] x 100
Subtract the new number by the original number
654 - 636 = 18
18 ÷ 636 = 0.02830188679245283
0.02830188679245283 x 100 = 2.83%