-91.16% is the change from 554 to 49
Calculation steps:
[( 49 - 554 ) ÷ 554] x 100 = -91.16%
Formula
Percentage change = [(49 - 554) / 554] x 100
Subtract the new number by the original number
49 - 554 = -505
-505 ÷ 554 = -0.9115523465703971
-0.9115523465703971 x 100 = -91.16%