46.89% is the change from 209 to 307
Calculation steps:
[( 307 - 209 ) ÷ 209] x 100 = 46.89%
Formula
Percentage change = [(307 - 209) / 209] x 100
Subtract the new number by the original number
307 - 209 = 98
98 ÷ 209 = 0.4688995215311005
0.4688995215311005 x 100 = 46.89%