-41.82% is the change from 428 to 249
Calculation steps:
[( 249 - 428 ) ÷ 428] x 100 = -41.82%
Formula
Percentage change = [(249 - 428) / 428] x 100
Subtract the new number by the original number
249 - 428 = -179
-179 ÷ 428 = -0.4182242990654206
-0.4182242990654206 x 100 = -41.82%