-45.06% is the change from 932 to 512
Calculation steps:
[( 512 - 932 ) ÷ 932] x 100 = -45.06%
Formula
Percentage change = [(512 - 932) / 932] x 100
Subtract the new number by the original number
512 - 932 = -420
-420 ÷ 932 = -0.45064377682403434
-0.45064377682403434 x 100 = -45.06%