124.23% is the change from 421 to 944
Calculation steps:
[( 944 - 421 ) ÷ 421] x 100 = 124.23%
Formula
Percentage change = [(944 - 421) / 421] x 100
Subtract the new number by the original number
944 - 421 = 523
523 ÷ 421 = 1.2422802850356294
1.2422802850356294 x 100 = 124.23%