-3.37% is the change from 652 to 630
Calculation steps:
[( 630 - 652 ) ÷ 652] x 100 = -3.37%
Formula
Percentage change = [(630 - 652) / 652] x 100
Subtract the new number by the original number
630 - 652 = -22
-22 ÷ 652 = -0.03374233128834356
-0.03374233128834356 x 100 = -3.37%