-45.99% is the change from 387 to 209
Calculation steps:
[( 209 - 387 ) ÷ 387] x 100 = -45.99%
Formula
Percentage change = [(209 - 387) / 387] x 100
Subtract the new number by the original number
209 - 387 = -178
-178 ÷ 387 = -0.4599483204134367
-0.4599483204134367 x 100 = -45.99%