240.09% is the change from 212 to 721
Calculation steps:
[( 721 - 212 ) ÷ 212] x 100 = 240.09%
Formula
Percentage change = [(721 - 212) / 212] x 100
Subtract the new number by the original number
721 - 212 = 509
509 ÷ 212 = 2.400943396226415
2.400943396226415 x 100 = 240.09%