-78.48% is the change from 669 to 144
Calculation steps:
[( 144 - 669 ) ÷ 669] x 100 = -78.48%
Formula
Percentage change = [(144 - 669) / 669] x 100
Subtract the new number by the original number
144 - 669 = -525
-525 ÷ 669 = -0.7847533632286996
-0.7847533632286996 x 100 = -78.48%