-65.03% is the change from 449 to 157
Calculation steps:
[( 157 - 449 ) ÷ 449] x 100 = -65.03%
Formula
Percentage change = [(157 - 449) / 449] x 100
Subtract the new number by the original number
157 - 449 = -292
-292 ÷ 449 = -0.6503340757238307
-0.6503340757238307 x 100 = -65.03%