-42.12% is the change from 501 to 290
Calculation steps:
[( 290 - 501 ) ÷ 501] x 100 = -42.12%
Formula
Percentage change = [(290 - 501) / 501] x 100
Subtract the new number by the original number
290 - 501 = -211
-211 ÷ 501 = -0.42115768463073855
-0.42115768463073855 x 100 = -42.12%