-47.59% is the change from 477 to 250
Calculation steps:
[( 250 - 477 ) ÷ 477] x 100 = -47.59%
Formula
Percentage change = [(250 - 477) / 477] x 100
Subtract the new number by the original number
250 - 477 = -227
-227 ÷ 477 = -0.4758909853249476
-0.4758909853249476 x 100 = -47.59%