-28.7% is the change from 648 to 462
Calculation steps:
[( 462 - 648 ) ÷ 648] x 100 = -28.7%
Formula
Percentage change = [(462 - 648) / 648] x 100
Subtract the new number by the original number
462 - 648 = -186
-186 ÷ 648 = -0.28703703703703703
-0.28703703703703703 x 100 = -28.7%