293.9% is the change from 213 to 839
Calculation steps:
[( 839 - 213 ) ÷ 213] x 100 = 293.9%
Formula
Percentage change = [(839 - 213) / 213] x 100
Subtract the new number by the original number
839 - 213 = 626
626 ÷ 213 = 2.9389671361502345
2.9389671361502345 x 100 = 293.9%