-68.65% is the change from 421 to 132
Calculation steps:
[( 132 - 421 ) ÷ 421] x 100 = -68.65%
Formula
Percentage change = [(132 - 421) / 421] x 100
Subtract the new number by the original number
132 - 421 = -289
-289 ÷ 421 = -0.6864608076009501
-0.6864608076009501 x 100 = -68.65%