Scientific Notation Review

Front

What is scientific notation?

Back

A way of expressing numbers that are too large or too small to be conveniently written in decimal form, using powers of ten.

Front

How do you convert a number from scientific notation to standard notation?

Back

Multiply the coefficient by 10 raised to the power of the exponent.

Front

What is the standard notation of 5.2 x 10^3?

Back

5,200

Front

What is the standard notation of 1.5 x 10^-4?

Back

0.00015

Front

How do you write 0.00045 in scientific notation?

Back

4.5 x 10^-4

Front

What is the coefficient in the scientific notation 7.2 x 10^6?

Back

7.2

Front

What is the exponent in the scientific notation 3.1 x 10^2?

Back

2

Front

How do you compare two numbers in scientific notation, such as 2.5 x 10^3 and 3.1 x 10^2?

Back

Compare the exponents first; if they are different, the number with the larger exponent is greater.

Front

Is 9.0 x 10^1 a valid scientific notation?

Back

Yes, because the coefficient is between 1 and 9.9.

Front

How do you write 0.00000075 in scientific notation?

Back

7.5 x 10^-7