304.72% is the change from 212 to 858
Calculation steps:
[( 858 - 212 ) ÷ 212] x 100 = 304.72%
Formula
Percentage change = [(858 - 212) / 212] x 100
Subtract the new number by the original number
858 - 212 = 646
646 ÷ 212 = 3.047169811320755
3.047169811320755 x 100 = 304.72%