Q: How is the number 317,005,351 written in Scientific Notation?

 A: 3.17005351 x 108

Why is 317,005,351 written as 3.17005351 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 317,005,351 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: 317,005,351
  • New Number: 3.17005351

Step 2

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

New Number: 3.17005351
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 = 3.17005351

b = 8

Now the whole thing:

3.17005351 x 108

Step 4

Check your work:

108 = 100,000,000 x 3.17005351 = 317,005,351


More Scientific Notation Examples

317,005,349317,005,350317,005,352317,005,353
3.17005349 x 1083.1700535 x 1083.17005352 x 1083.17005353 x 108

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