The U.S. Department of Transportation estimates that citizens own more than 12,720,000 registered boats. Which shows this number rounded to the nearest ten million? A. 10,000,000 B. 12,000,000 C. 13,000,000 D. 20,000,000
A 10,000,000 because 5 or more add one more 4 or less let it rest 2 is less than 5 so it becomes a zero so the answer is 10,000,000