-44.66% is the change from 421 to 233
Calculation steps:
[( 233 - 421 ) ÷ 421] x 100 = -44.66%
Formula
Percentage change = [(233 - 421) / 421] x 100
Subtract the new number by the original number
233 - 421 = -188
-188 ÷ 421 = -0.44655581947743467
-0.44655581947743467 x 100 = -44.66%