Q: How is the number 101,132,042 written in Scientific Notation?

 A: 1.01132042 x 108

Why is 101,132,042 written as 1.01132042 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 101,132,042 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: 101,132,042
  • New Number: 1.01132042

Step 2

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

New Number: 1.01132042
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 = 1.01132042

b = 8

Now the whole thing:

1.01132042 x 108

Step 4

Check your work:

108 = 100,000,000 x 1.01132042 = 101,132,042


More Scientific Notation Examples

101,132,040101,132,041101,132,043101,132,044
1.0113204 x 1081.01132041 x 1081.01132043 x 1081.01132044 x 108

Explore more about the number 101,132,042:


Ask a Question