122.57% is the change from 421 to 937
Calculation steps:
[( 937 - 421 ) ÷ 421] x 100 = 122.57%
Formula
Percentage change = [(937 - 421) / 421] x 100
Subtract the new number by the original number
937 - 421 = 516
516 ÷ 421 = 1.2256532066508314
1.2256532066508314 x 100 = 122.57%