Q: How is the number 804,207,570 written in Scientific Notation?

 A: 8.0420757 x 108

Why is 804,207,570 written as 8.0420757 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 804,207,570 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: 804,207,570
  • New Number: 8.04207570

Step 2

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

New Number: 8.04207570
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 = 8.0420757 (Please notice any zeroes on the end have been removed)

b = 8

Now the whole thing:

8.0420757 x 108

Step 4

Check your work:

108 = 100,000,000 x 8.0420757 = 804,207,570


More Scientific Notation Examples

804,207,568804,207,569804,207,571804,207,572
8.04207568 x 1088.04207569 x 1088.04207571 x 1088.04207572 x 108

Explore more about the number 804,207,570:


Ask a Question