Q: How is the number 125,176 written in Scientific Notation?

 A: 1.25176 x 105

Why is 125,176 written as 1.25176 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 125,176 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: 125,176
  • New Number: 1.25176

Step 2

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

New Number: 1.25176
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 = 1.25176

b = 5

Now the whole thing:

1.25176 x 105

Step 4

Check your work:

105 = 100,000 x 1.25176 = 125,176


More Scientific Notation Examples

125,174125,175125,177125,178
1.25174 x 1051.25175 x 1051.25177 x 1051.25178 x 105

Explore more about the number 125,176:


Ask a Question