-64.58% is the change from 144 to 51
Calculation steps:
[( 51 - 144 ) ÷ 144] x 100 = -64.58%
Formula
Percentage change = [(51 - 144) / 144] x 100
Subtract the new number by the original number
51 - 144 = -93
-93 ÷ 144 = -0.6458333333333334
-0.6458333333333334 x 100 = -64.58%