Q: How is the number 76,683,557 written in Scientific Notation?

 A: 7.6683557 x 107

Why is 76,683,557 written as 7.6683557 x 107 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 76,683,557 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: 76,683,557
  • New Number: 7.6683557

Step 2

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

New Number: 7.6683557
Decimal Count: 1234567

There are 7 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 = 7.6683557

b = 7

Now the whole thing:

7.6683557 x 107

Step 4

Check your work:

107 = 10,000,000 x 7.6683557 = 76,683,557


More Scientific Notation Examples

76,683,55576,683,55676,683,55876,683,559
7.6683555 x 1077.6683556 x 1077.6683558 x 1077.6683559 x 107

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