-84.41% is the change from 449 to 70
Calculation steps:
[( 70 - 449 ) ÷ 449] x 100 = -84.41%
Formula
Percentage change = [(70 - 449) / 449] x 100
Subtract the new number by the original number
70 - 449 = -379
-379 ÷ 449 = -0.844097995545657
-0.844097995545657 x 100 = -84.41%