-91.54% is the change from 449 to 38
Calculation steps:
[( 38 - 449 ) ÷ 449] x 100 = -91.54%
Formula
Percentage change = [(38 - 449) / 449] x 100
Subtract the new number by the original number
38 - 449 = -411
-411 ÷ 449 = -0.9153674832962138
-0.9153674832962138 x 100 = -91.54%