121.38% is the change from 421 to 932
Calculation steps:
[( 932 - 421 ) ÷ 421] x 100 = 121.38%
Formula
Percentage change = [(932 - 421) / 421] x 100
Subtract the new number by the original number
932 - 421 = 511
511 ÷ 421 = 1.2137767220902613
1.2137767220902613 x 100 = 121.38%