Q: How is the number 12,031,208 written in Scientific Notation?

 A: 1.2031208 x 107

Why is 12,031,208 written as 1.2031208 x 107 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 12,031,208 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: 12,031,208
  • New Number: 1.2031208

Step 2

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

New Number: 1.2031208
Decimal Count: 1234567

There are 7 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 = 1.2031208

b = 7

Now the whole thing:

1.2031208 x 107

Step 4

Check your work:

107 = 10,000,000 x 1.2031208 = 12,031,208


More Scientific Notation Examples

12,031,20612,031,20712,031,20912,031,210
1.2031206 x 1071.2031207 x 1071.2031209 x 1071.203121 x 107

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