-37.87% is the change from 676 to 420
Calculation steps:
[( 420 - 676 ) ÷ 676] x 100 = -37.87%
Formula
Percentage change = [(420 - 676) / 676] x 100
Subtract the new number by the original number
420 - 676 = -256
-256 ÷ 676 = -0.378698224852071
-0.378698224852071 x 100 = -37.87%