371.23% is the change from 212 to 999
Calculation steps:
[( 999 - 212 ) ÷ 212] x 100 = 371.23%
Formula
Percentage change = [(999 - 212) / 212] x 100
Subtract the new number by the original number
999 - 212 = 787
787 ÷ 212 = 3.7122641509433962
3.7122641509433962 x 100 = 371.23%