Q: How is the number 811,656 written in Scientific Notation?

 A: 8.11656 x 105

Why is 811,656 written as 8.11656 x 105 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 811,656 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: 811,656
  • New Number: 8.11656

Step 2

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

New Number: 8.11656
Decimal Count: 12345

There are 5 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 = 8.11656

b = 5

Now the whole thing:

8.11656 x 105

Step 4

Check your work:

105 = 100,000 x 8.11656 = 811,656


More Scientific Notation Examples

811,654811,655811,657811,658
8.11654 x 1058.11655 x 1058.11657 x 1058.11658 x 105

Explore more about the number 811,656:


Ask a Question