population growth

Question

the population of the united states was about 281 million in 2000 and is predicted to be about 404 million in 2050. approximate the percentage population growth in the united states during the first half of the 21st century

Answer 1

Per cent population qrowth= (404 mil-281 mi)/281 mil X 100 %  = 43.772 %

Answer 2

An approximation;

 

404 / 281

400 / 300

1.33

 

Approximately 133%