-65.96% is the change from 423 to 144
Calculation steps:
[( 144 - 423 ) ÷ 423] x 100 = -65.96%
Formula
Percentage change = [(144 - 423) / 423] x 100
Subtract the new number by the original number
144 - 423 = -279
-279 ÷ 423 = -0.6595744680851063
-0.6595744680851063 x 100 = -65.96%