Question

If someone tells you that the U.S. public debt is 1.258 x 10^13 dollars, how much money is that?

Answer 1

1.258 x 10^13 = 12,580,000,000,000.....if I am not mistaken, that is 12 trillion 580 billion dollars

Answer 2

This is just simple scientific notation.

Your answer is 12,580,000,000,000.