-49.74% is the change from 579 to 291
Calculation steps:
[( 291 - 579 ) ÷ 579] x 100 = -49.74%
Formula
Percentage change = [(291 - 579) / 579] x 100
Subtract the new number by the original number
291 - 579 = -288
-288 ÷ 579 = -0.49740932642487046
-0.49740932642487046 x 100 = -49.74%