288.94% is the change from 217 to 844
Calculation steps:
[( 844 - 217 ) ÷ 217] x 100 = 288.94%
Formula
Percentage change = [(844 - 217) / 217] x 100
Subtract the new number by the original number
844 - 217 = 627
627 ÷ 217 = 2.889400921658986
2.889400921658986 x 100 = 288.94%