-65.33% is the change from 450 to 156
Calculation steps:
[( 156 - 450 ) ÷ 450] x 100 = -65.33%
Formula
Percentage change = [(156 - 450) / 450] x 100
Subtract the new number by the original number
156 - 450 = -294
-294 ÷ 450 = -0.6533333333333333
-0.6533333333333333 x 100 = -65.33%