-34.78% is the change from 46 to 30
Calculation steps:
[( 30 - 46 ) ÷ 46] x 100 = -34.78%
Formula
Percentage change = [(30 - 46) / 46] x 100
Subtract the new number by the original number
30 - 46 = -16
-16 ÷ 46 = -0.34782608695652173
-0.34782608695652173 x 100 = -34.78%