234.88% is the change from 215 to 720
Calculation steps:
[( 720 - 215 ) ÷ 215] x 100 = 234.88%
Formula
Percentage change = [(720 - 215) / 215] x 100
Subtract the new number by the original number
720 - 215 = 505
505 ÷ 215 = 2.3488372093023258
2.3488372093023258 x 100 = 234.88%