208.41% is the change from 309 to 953
Calculation steps:
[( 953 - 309 ) ÷ 309] x 100 = 208.41%
Formula
Percentage change = [(953 - 309) / 309] x 100
Subtract the new number by the original number
953 - 309 = 644
644 ÷ 309 = 2.0841423948220066
2.0841423948220066 x 100 = 208.41%