-77.08% is the change from 432 to 99
Calculation steps:
[( 99 - 432 ) ÷ 432] x 100 = -77.08%
Formula
Percentage change = [(99 - 432) / 432] x 100
Subtract the new number by the original number
99 - 432 = -333
-333 ÷ 432 = -0.7708333333333334
-0.7708333333333334 x 100 = -77.08%