Q: How is the number 2,535 written in Scientific Notation?

 A: 2.535 x 103

Why is 2,535 written as 2.535 x 103 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 2,535 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: 2,535
  • New Number: 2.535

Step 2

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

New Number: 2.535
Decimal Count: 123

There are 3 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 = 2.535

b = 3

Now the whole thing:

2.535 x 103

Step 4

Check your work:

103 = 1,000 x 2.535 = 2,535


More Scientific Notation Examples

2,5332,5342,5362,537
2.533 x 1032.534 x 1032.536 x 1032.537 x 103

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