126.29% is the change from 407 to 921
Calculation steps:
[( 921 - 407 ) ÷ 407] x 100 = 126.29%
Formula
Percentage change = [(921 - 407) / 407] x 100
Subtract the new number by the original number
921 - 407 = 514
514 ÷ 407 = 1.2628992628992628
1.2628992628992628 x 100 = 126.29%