Q: How is the number 339,109,100 written in Scientific Notation?

 A: 3.391091 x 108

Why is 339,109,100 written as 3.391091 x 108 in scientific notation?

The purpose of scientific notation is for scientists to write very large, or very small, numbers with ease.

Calculating scientific notation for a positive integer is simple, as it always follows this notation:

a x 10b

Follow the steps below to see how 339,109,100 is written in scientific notation.

Step 1

To find a, take the number and move a decimal place to the right one position.

  • Original Number: 339,109,100
  • New Number: 3.39109100

Step 2

Now, to find b, count how many places to the right of the decimal.

New Number: 3.39109100
Decimal Count: 12345678

There are 8 places to the right of the decimal place.

Step 3

Building upon what we know above, we can now reconstruct the number into scientific notation.

Remember, the notation is: a x 10b

a = 3.391091 (Please notice any zeroes on the end have been removed)

b = 8

Now the whole thing:

3.391091 x 108

Step 4

Check your work:

108 = 100,000,000 x 3.391091 = 339,109,100


More Scientific Notation Examples

339,109,098339,109,099339,109,101339,109,102
3.39109098 x 1083.39109099 x 1083.39109101 x 1083.39109102 x 108

Explore more about the number 339,109,100:


Ask a Question