216.04% is the change from 212 to 670
Calculation steps:
[( 670 - 212 ) ÷ 212] x 100 = 216.04%
Formula
Percentage change = [(670 - 212) / 212] x 100
Subtract the new number by the original number
670 - 212 = 458
458 ÷ 212 = 2.160377358490566
2.160377358490566 x 100 = 216.04%