Q: How is the number 857,225,064 written in Scientific Notation?

 A: 8.57225064 x 108

Why is 857,225,064 written as 8.57225064 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 857,225,064 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: 857,225,064
  • New Number: 8.57225064

Step 2

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

New Number: 8.57225064
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 = 8.57225064

b = 8

Now the whole thing:

8.57225064 x 108

Step 4

Check your work:

108 = 100,000,000 x 8.57225064 = 857,225,064


More Scientific Notation Examples

857,225,062857,225,063857,225,065857,225,066
8.57225062 x 1088.57225063 x 1088.57225065 x 1088.57225066 x 108

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