Q: How is the number 718,716 written in Scientific Notation?

 A: 7.18716 x 105

Why is 718,716 written as 7.18716 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 718,716 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: 718,716
  • New Number: 7.18716

Step 2

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

New Number: 7.18716
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 = 7.18716

b = 5

Now the whole thing:

7.18716 x 105

Step 4

Check your work:

105 = 100,000 x 7.18716 = 718,716


More Scientific Notation Examples

718,714718,715718,717718,718
7.18714 x 1057.18715 x 1057.18717 x 1057.18718 x 105

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