301.89% is the change from 212 to 852
Calculation steps:
[( 852 - 212 ) ÷ 212] x 100 = 301.89%
Formula
Percentage change = [(852 - 212) / 212] x 100
Subtract the new number by the original number
852 - 212 = 640
640 ÷ 212 = 3.018867924528302
3.018867924528302 x 100 = 301.89%