5.59% is the change from 644 to 680
Calculation steps:
[( 680 - 644 ) ÷ 644] x 100 = 5.59%
Formula
Percentage change = [(680 - 644) / 644] x 100
Subtract the new number by the original number
680 - 644 = 36
36 ÷ 644 = 0.055900621118012424
0.055900621118012424 x 100 = 5.59%