317.72% is the change from 237 to 990
Calculation steps:
[( 990 - 237 ) ÷ 237] x 100 = 317.72%
Formula
Percentage change = [(990 - 237) / 237] x 100
Subtract the new number by the original number
990 - 237 = 753
753 ÷ 237 = 3.1772151898734178
3.1772151898734178 x 100 = 317.72%