-27.85% is the change from 632 to 456
Calculation steps:
[( 456 - 632 ) ÷ 632] x 100 = -27.85%
Formula
Percentage change = [(456 - 632) / 632] x 100
Subtract the new number by the original number
456 - 632 = -176
-176 ÷ 632 = -0.27848101265822783
-0.27848101265822783 x 100 = -27.85%