-47.1% is the change from 794 to 420
Calculation steps:
[( 420 - 794 ) ÷ 794] x 100 = -47.1%
Formula
Percentage change = [(420 - 794) / 794] x 100
Subtract the new number by the original number
420 - 794 = -374
-374 ÷ 794 = -0.47103274559193953
-0.47103274559193953 x 100 = -47.1%