-57.88% is the change from 387 to 163
Calculation steps:
[( 163 - 387 ) ÷ 387] x 100 = -57.88%
Formula
Percentage change = [(163 - 387) / 387] x 100
Subtract the new number by the original number
163 - 387 = -224
-224 ÷ 387 = -0.5788113695090439
-0.5788113695090439 x 100 = -57.88%