-43.38% is the change from 816 to 462
Calculation steps:
[( 462 - 816 ) ÷ 816] x 100 = -43.38%
Formula
Percentage change = [(462 - 816) / 816] x 100
Subtract the new number by the original number
462 - 816 = -354
-354 ÷ 816 = -0.4338235294117647
-0.4338235294117647 x 100 = -43.38%