291.24% is the change from 217 to 849
Calculation steps:
[( 849 - 217 ) ÷ 217] x 100 = 291.24%
Formula
Percentage change = [(849 - 217) / 217] x 100
Subtract the new number by the original number
849 - 217 = 632
632 ÷ 217 = 2.912442396313364
2.912442396313364 x 100 = 291.24%