0.47% is the change from 644 to 647
Calculation steps:
[( 647 - 644 ) ÷ 644] x 100 = 0.47%
Formula
Percentage change = [(647 - 644) / 644] x 100
Subtract the new number by the original number
647 - 644 = 3
3 ÷ 644 = 0.004658385093167702
0.004658385093167702 x 100 = 0.47%