216.55% is the change from 290 to 918
Calculation steps:
[( 918 - 290 ) ÷ 290] x 100 = 216.55%
Formula
Percentage change = [(918 - 290) / 290] x 100
Subtract the new number by the original number
918 - 290 = 628
628 ÷ 290 = 2.1655172413793102
2.1655172413793102 x 100 = 216.55%