Q: How is the number 716,920 written in Scientific Notation?

 A: 7.1692 x 105

Why is 716,920 written as 7.1692 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 716,920 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: 716,920
  • New Number: 7.16920

Step 2

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

New Number: 7.16920
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 = 7.1692 (Please notice any zeroes on the end have been removed)

b = 5

Now the whole thing:

7.1692 x 105

Step 4

Check your work:

105 = 100,000 x 7.1692 = 716,920


More Scientific Notation Examples

716,918716,919716,921716,922
7.16918 x 1057.16919 x 1057.16921 x 1057.16922 x 105

Explore more about the number 716,920:


Ask a Question