-38.61% is the change from 632 to 388
Calculation steps:
[( 388 - 632 ) ÷ 632] x 100 = -38.61%
Formula
Percentage change = [(388 - 632) / 632] x 100
Subtract the new number by the original number
388 - 632 = -244
-244 ÷ 632 = -0.3860759493670886
-0.3860759493670886 x 100 = -38.61%