-30.45% is the change from 844 to 587
Calculation steps:
[( 587 - 844 ) ÷ 844] x 100 = -30.45%
Formula
Percentage change = [(587 - 844) / 844] x 100
Subtract the new number by the original number
587 - 844 = -257
-257 ÷ 844 = -0.30450236966824645
-0.30450236966824645 x 100 = -30.45%