-42.38% is the change from 505 to 291
Calculation steps:
[( 291 - 505 ) ÷ 505] x 100 = -42.38%
Formula
Percentage change = [(291 - 505) / 505] x 100
Subtract the new number by the original number
291 - 505 = -214
-214 ÷ 505 = -0.42376237623762375
-0.42376237623762375 x 100 = -42.38%