1.12% is the change from 624 to 631
Calculation steps:
[( 631 - 624 ) ÷ 624] x 100 = 1.12%
Formula
Percentage change = [(631 - 624) / 624] x 100
Subtract the new number by the original number
631 - 624 = 7
7 ÷ 624 = 0.011217948717948718
0.011217948717948718 x 100 = 1.12%