Question: how to calculate economic growth percentage?
Answer: Go to Table 1.1. 6, Real Gross Domestic Product, Chained Dollars, at the BEA website. ...  Divide the annualized rate for Q4 2019 ($19.222 trillion) by the Q3 2019 annualized rate ($19.121 trillion). ...  Raise this to the power of 4. ...  Subtract one. ...  Convert to a percentage by multiplying by 100.