-99.77% is the change from 433 to 1
Calculation steps:
[( 1 - 433 ) ÷ 433] x 100 = -99.77%
Formula
Percentage change = [(1 - 433) / 433] x 100
Subtract the new number by the original number
1 - 433 = -432
-432 ÷ 433 = -0.9976905311778291
-0.9976905311778291 x 100 = -99.77%