-33.39% is the change from 632 to 421
Calculation steps:
[( 421 - 632 ) ÷ 632] x 100 = -33.39%
Formula
Percentage change = [(421 - 632) / 632] x 100
Subtract the new number by the original number
421 - 632 = -211
-211 ÷ 632 = -0.3338607594936709
-0.3338607594936709 x 100 = -33.39%