-47.8% is the change from 387 to 202
Calculation steps:
[( 202 - 387 ) ÷ 387] x 100 = -47.8%
Formula
Percentage change = [(202 - 387) / 387] x 100
Subtract the new number by the original number
202 - 387 = -185
-185 ÷ 387 = -0.4780361757105943
-0.4780361757105943 x 100 = -47.8%