Q: How is the number 74,632 written in Scientific Notation?

 A: 7.4632 x 104

Why is 74,632 written as 7.4632 x 104 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 74,632 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: 74,632
  • New Number: 7.4632

Step 2

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

New Number: 7.4632
Decimal Count: 1234

There are 4 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 = 7.4632

b = 4

Now the whole thing:

7.4632 x 104

Step 4

Check your work:

104 = 10,000 x 7.4632 = 74,632


More Scientific Notation Examples

74,63074,63174,63374,634
7.463 x 1047.4631 x 1047.4633 x 1047.4634 x 104

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