-35.78% is the change from 900 to 578
Calculation steps:
[( 578 - 900 ) ÷ 900] x 100 = -35.78%
Formula
Percentage change = [(578 - 900) / 900] x 100
Subtract the new number by the original number
578 - 900 = -322
-322 ÷ 900 = -0.35777777777777775
-0.35777777777777775 x 100 = -35.78%