Q: How is the number 112,665,769 written in Scientific Notation?

 A: 1.12665769 x 108

Why is 112,665,769 written as 1.12665769 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 112,665,769 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: 112,665,769
  • New Number: 1.12665769

Step 2

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

New Number: 1.12665769
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 = 1.12665769

b = 8

Now the whole thing:

1.12665769 x 108

Step 4

Check your work:

108 = 100,000,000 x 1.12665769 = 112,665,769


More Scientific Notation Examples

112,665,767112,665,768112,665,770112,665,771
1.12665767 x 1081.12665768 x 1081.1266577 x 1081.12665771 x 108

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