A short form of writing very large or very small numbers Scientific Notation A short form of writing very large or very small numbers

Scientific Notation Format A number written in scientific notation MUST include two things: A decimal that is greater than or equal to 1 & less than 10. A power of 10

Writing in Scientific Notation 58,000 This number can be written in scientific notation by moving the decimal point to the left.

5.8000 Move the decimal to the left until the number is less than 10 but greater than or equal to 1.0. Count the number of places you moved the decimal. This will be your exponent.

5.8 x 104 Rewrite the number using your decimal X 10 to the power of how many places you moved the decimal.

Writing in Scientific Notation (for Pre-Algebra) .0000037 This number can be written in scientific notation by moving the decimal point to the right.

.0000037 Move the decimal to the right until the number is less than 10 but greater than or equal to 1.0. Count the number of places you moved the decimal. This will be your exponent. The exponent will be negative.

3.7 x 10-6 Rewrite the number using your decimal X 10 to the power of how many places you moved the decimal.