126.25% is the change from 320 to 724
Calculation steps:
[( 724 - 320 ) ÷ 320] x 100 = 126.25%
Formula
Percentage change = [(724 - 320) / 320] x 100
Subtract the new number by the original number
724 - 320 = 404
404 ÷ 320 = 1.2625
1.2625 x 100 = 126.25%