-41.04% is the change from 424 to 250
Calculation steps:
[( 250 - 424 ) ÷ 424] x 100 = -41.04%
Formula
Percentage change = [(250 - 424) / 424] x 100
Subtract the new number by the original number
250 - 424 = -174
-174 ÷ 424 = -0.41037735849056606
-0.41037735849056606 x 100 = -41.04%