231.16% is the change from 215 to 712
Calculation steps:
[( 712 - 215 ) ÷ 215] x 100 = 231.16%
Formula
Percentage change = [(712 - 215) / 215] x 100
Subtract the new number by the original number
712 - 215 = 497
497 ÷ 215 = 2.311627906976744
2.311627906976744 x 100 = 231.16%