-2.53% is the change from 632 to 616
Calculation steps:
[( 616 - 632 ) ÷ 632] x 100 = -2.53%
Formula
Percentage change = [(616 - 632) / 632] x 100
Subtract the new number by the original number
616 - 632 = -16
-16 ÷ 632 = -0.02531645569620253
-0.02531645569620253 x 100 = -2.53%