-84.67% is the change from 450 to 69
Calculation steps:
[( 69 - 450 ) ÷ 450] x 100 = -84.67%
Formula
Percentage change = [(69 - 450) / 450] x 100
Subtract the new number by the original number
69 - 450 = -381
-381 ÷ 450 = -0.8466666666666667
-0.8466666666666667 x 100 = -84.67%