Q: How is the number 48,732,785 written in Scientific Notation?

 A: 4.8732785 x 107

Why is 48,732,785 written as 4.8732785 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 48,732,785 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: 48,732,785
  • New Number: 4.8732785

Step 2

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

New Number: 4.8732785
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 = 4.8732785

b = 7

Now the whole thing:

4.8732785 x 107

Step 4

Check your work:

107 = 10,000,000 x 4.8732785 = 48,732,785


More Scientific Notation Examples

48,732,78348,732,78448,732,78648,732,787
4.8732783 x 1074.8732784 x 1074.8732786 x 1074.8732787 x 107

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