Q: How is the number 321,079 written in Scientific Notation?

 A: 3.21079 x 105

Why is 321,079 written as 3.21079 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 321,079 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: 321,079
  • New Number: 3.21079

Step 2

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

New Number: 3.21079
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 = 3.21079

b = 5

Now the whole thing:

3.21079 x 105

Step 4

Check your work:

105 = 100,000 x 3.21079 = 321,079


More Scientific Notation Examples

321,077321,078321,080321,081
3.21077 x 1053.21078 x 1053.2108 x 1053.21081 x 105

Explore more about the number 321,079:


Ask a Question