-31.64% is the change from 844 to 577
Calculation steps:
[( 577 - 844 ) ÷ 844] x 100 = -31.64%
Formula
Percentage change = [(577 - 844) / 844] x 100
Subtract the new number by the original number
577 - 844 = -267
-267 ÷ 844 = -0.31635071090047395
-0.31635071090047395 x 100 = -31.64%