Rules of Scientific Notation

Front

What is scientific notation?

Back

A way to express very large or very small numbers using powers of ten.

Front

What is the general form of a number in scientific notation?

Back

a × 10^n, where 1 ≤ a < 10 and n is an integer.

Front

When multiplying numbers in scientific notation, what do you do with the exponents?

Back

Add them.

Front

When dividing numbers in scientific notation, what do you do with the exponents?

Back

Subtract them.

Front

When dividing in scientific notation, what do you do with the constants?

Back

Divide them.

Front

True or false: When moving the decimal to the left, the exponent gets bigger.

Back

True.

Front

True or false: When moving the decimal to the right, the exponent gets smaller.

Back

True.

Front

How many numbers can be in front of the decimal in correct scientific notation?

Back

Only one.

Front

What is the exponent in scientific notation when the number is 0.00045?

Back

-4 (since 4.5 × 10^-4).

Front

Convert 3000 to scientific notation.

Back

3.0 × 10^3.