-0.78% is the change from 387 to 384
Calculation steps:
[( 384 - 387 ) ÷ 387] x 100 = -0.78%
Formula
Percentage change = [(384 - 387) / 387] x 100
Subtract the new number by the original number
384 - 387 = -3
-3 ÷ 387 = -0.007751937984496124
-0.007751937984496124 x 100 = -0.78%