-72.38% is the change from 420 to 116
Calculation steps:
[( 116 - 420 ) ÷ 420] x 100 = -72.38%
Formula
Percentage change = [(116 - 420) / 420] x 100
Subtract the new number by the original number
116 - 420 = -304
-304 ÷ 420 = -0.7238095238095238
-0.7238095238095238 x 100 = -72.38%