-79.21% is the change from 433 to 90
Calculation steps:
[( 90 - 433 ) ÷ 433] x 100 = -79.21%
Formula
Percentage change = [(90 - 433) / 433] x 100
Subtract the new number by the original number
90 - 433 = -343
-343 ÷ 433 = -0.792147806004619
-0.792147806004619 x 100 = -79.21%