217.42% is the change from 310 to 984
Calculation steps:
[( 984 - 310 ) ÷ 310] x 100 = 217.42%
Formula
Percentage change = [(984 - 310) / 310] x 100
Subtract the new number by the original number
984 - 310 = 674
674 ÷ 310 = 2.174193548387097
2.174193548387097 x 100 = 217.42%