-47.45% is the change from 805 to 423
Calculation steps:
[( 423 - 805 ) ÷ 805] x 100 = -47.45%
Formula
Percentage change = [(423 - 805) / 805] x 100
Subtract the new number by the original number
423 - 805 = -382
-382 ÷ 805 = -0.4745341614906832
-0.4745341614906832 x 100 = -47.45%