-1.38% is the change from 653 to 644
Calculation steps:
[( 644 - 653 ) ÷ 653] x 100 = -1.38%
Formula
Percentage change = [(644 - 653) / 653] x 100
Subtract the new number by the original number
644 - 653 = -9
-9 ÷ 653 = -0.013782542113323124
-0.013782542113323124 x 100 = -1.38%