-31.86% is the change from 634 to 432
Calculation steps:
[( 432 - 634 ) ÷ 634] x 100 = -31.86%
Formula
Percentage change = [(432 - 634) / 634] x 100
Subtract the new number by the original number
432 - 634 = -202
-202 ÷ 634 = -0.3186119873817035
-0.3186119873817035 x 100 = -31.86%