-79% is the change from 419 to 88
Calculation steps:
[( 88 - 419 ) ÷ 419] x 100 = -79%
Formula
Percentage change = [(88 - 419) / 419] x 100
Subtract the new number by the original number
88 - 419 = -331
-331 ÷ 419 = -0.7899761336515513
-0.7899761336515513 x 100 = -79%