Operations in Scientific Notation

Front

What is scientific notation?

Back

A way of expressing numbers as a product of a number between 1 and 10 and a power of 10.

Tags

CCSS.8.EE.A.3

Front

How do you add numbers in scientific notation?

Back

Make sure the exponents are the same, then add the coefficients.

Tags

CCSS.8.EE.A.4

Front

What is the result of (6.0 x 10^4) + (3.0 x 10^4)?

Back

9.0 x 10^4

Tags

CCSS.8.EE.A.4

Front

How do you multiply numbers in scientific notation?

Back

Multiply the coefficients and add the exponents.

Tags

CCSS.8.EE.A.4

Front

What is the result of (4 x 10^5)(5 x 10^-3)?

Back

2 x 10^3

Tags

CCSS.8.EE.A.4

Front

How do you subtract numbers in scientific notation?

Back

Make sure the exponents are the same, then subtract the coefficients.

Tags

CCSS.8.EE.A.4

Front

What is the result of (3.8 x 10^4) - (2 x 10^3)?

Back

3.6 x 10^4

Tags

CCSS.8.EE.A.4

Front

What is the result of (7.8 x 10^7) - (2.45 x 10^6)?

Back

7.555 x 10^7

Tags

CCSS.8.EE.A.4

Front

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

Back

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

Tags

CCSS.8.EE.A.3

Front

What is the purpose of using scientific notation?

Back

To simplify the representation of very large or very small numbers.

Tags

CCSS.8.EE.A.3