231.6% is the change from 212 to 703
Calculation steps:
[( 703 - 212 ) ÷ 212] x 100 = 231.6%
Formula
Percentage change = [(703 - 212) / 212] x 100
Subtract the new number by the original number
703 - 212 = 491
491 ÷ 212 = 2.3160377358490565
2.3160377358490565 x 100 = 231.6%