-54.83% is the change from 932 to 421
Calculation steps:
[( 421 - 932 ) ÷ 932] x 100 = -54.83%
Formula
Percentage change = [(421 - 932) / 932] x 100
Subtract the new number by the original number
421 - 932 = -511
-511 ÷ 932 = -0.5482832618025751
-0.5482832618025751 x 100 = -54.83%