Q: How is the number 7,558,905 written in Scientific Notation?

 A: 7.558905 x 106

Why is 7,558,905 written as 7.558905 x 106 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 7,558,905 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: 7,558,905
  • New Number: 7.558905

Step 2

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

New Number: 7.558905
Decimal Count: 123456

There are 6 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 = 7.558905

b = 6

Now the whole thing:

7.558905 x 106

Step 4

Check your work:

106 = 1,000,000 x 7.558905 = 7,558,905


More Scientific Notation Examples

7,558,9037,558,9047,558,9067,558,907
7.558903 x 1067.558904 x 1067.558906 x 1067.558907 x 106

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