-82.41% is the change from 449 to 79
Calculation steps:
[( 79 - 449 ) ÷ 449] x 100 = -82.41%
Formula
Percentage change = [(79 - 449) / 449] x 100
Subtract the new number by the original number
79 - 449 = -370
-370 ÷ 449 = -0.8240534521158129
-0.8240534521158129 x 100 = -82.41%