-87.38% is the change from 404 to 51
Calculation steps:
[( 51 - 404 ) ÷ 404] x 100 = -87.38%
Formula
Percentage change = [(51 - 404) / 404] x 100
Subtract the new number by the original number
51 - 404 = -353
-353 ÷ 404 = -0.8737623762376238
-0.8737623762376238 x 100 = -87.38%