-86.15% is the change from 462 to 64
Calculation steps:
[( 64 - 462 ) ÷ 462] x 100 = -86.15%
Formula
Percentage change = [(64 - 462) / 462] x 100
Subtract the new number by the original number
64 - 462 = -398
-398 ÷ 462 = -0.8614718614718615
-0.8614718614718615 x 100 = -86.15%