Q: How is the number 231,315,059 written in Scientific Notation?

 A: 2.31315059 x 108

Why is 231,315,059 written as 2.31315059 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 231,315,059 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: 231,315,059
  • New Number: 2.31315059

Step 2

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

New Number: 2.31315059
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 = 2.31315059

b = 8

Now the whole thing:

2.31315059 x 108

Step 4

Check your work:

108 = 100,000,000 x 2.31315059 = 231,315,059


More Scientific Notation Examples

231,315,057231,315,058231,315,060231,315,061
2.31315057 x 1082.31315058 x 1082.3131506 x 1082.31315061 x 108

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