253.81% is the change from 210 to 743
Calculation steps:
[( 743 - 210 ) ÷ 210] x 100 = 253.81%
Formula
Percentage change = [(743 - 210) / 210] x 100
Subtract the new number by the original number
743 - 210 = 533
533 ÷ 210 = 2.538095238095238
2.538095238095238 x 100 = 253.81%