-77.39% is the change from 429 to 97
Calculation steps:
[( 97 - 429 ) ÷ 429] x 100 = -77.39%
Formula
Percentage change = [(97 - 429) / 429] x 100
Subtract the new number by the original number
97 - 429 = -332
-332 ÷ 429 = -0.7738927738927739
-0.7738927738927739 x 100 = -77.39%