Q: How is the number 768,558,007 written in Scientific Notation?

 A: 7.68558007 x 108

Why is 768,558,007 written as 7.68558007 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 768,558,007 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: 768,558,007
  • New Number: 7.68558007

Step 2

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

New Number: 7.68558007
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 = 7.68558007

b = 8

Now the whole thing:

7.68558007 x 108

Step 4

Check your work:

108 = 100,000,000 x 7.68558007 = 768,558,007


More Scientific Notation Examples

768,558,005768,558,006768,558,008768,558,009
7.68558005 x 1087.68558006 x 1087.68558008 x 1087.68558009 x 108

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