Q: How is the number 506,155 written in Scientific Notation?

 A: 5.06155 x 105

Why is 506,155 written as 5.06155 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 506,155 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: 506,155
  • New Number: 5.06155

Step 2

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

New Number: 5.06155
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 = 5.06155

b = 5

Now the whole thing:

5.06155 x 105

Step 4

Check your work:

105 = 100,000 x 5.06155 = 506,155


More Scientific Notation Examples

506,153506,154506,156506,157
5.06153 x 1055.06154 x 1055.06156 x 1055.06157 x 105

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