-1.23% is the change from 652 to 644
Calculation steps:
[( 644 - 652 ) ÷ 652] x 100 = -1.23%
Formula
Percentage change = [(644 - 652) / 652] x 100
Subtract the new number by the original number
644 - 652 = -8
-8 ÷ 652 = -0.012269938650306749
-0.012269938650306749 x 100 = -1.23%