Multiplying and Dividing Scientific Notations

If the exponent is a positive number, ____________.

• you will get a larger number because you are multiplying

• you will get a smaller number because you are dividing

• you will get a larger number because you are dividing

• you will get a smaller number because you are multiplying

Tags

CCSS.8.EE.A.1

If the exponent is a negative number, _____________.

• you will get a larger number, because you are dividing

• you will get a smaller number, because you are dividing

• you will get a larger number because you are multiplying

• you will get a smaller number because you are multiplying

Tags

CCSS.8.EE.A.1

Evaluate the expression. Give the answer in scientific notation.

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.A.4

Evaluate the expression. Give the answer in scientific notation.

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.A.4

What is the simplified form of
(3.25 x 10³)(7.8 x 10⁶)

• 2.535 x 10¹⁰

• 2.535 x 10¹⁸

• 2.535 x 10¹⁹

• 2.535 x 10⁹

Tags

CCSS.8.EE.A.4

(2 x 10⁹)(4 x 10^-4)

• 8 x 10¹³

• 8 x 10³⁶

• 8 x 10⁵

• 8 x 10^-36

Tags

CCSS.8.EE.A.4

In the year 2000, the United States public debt was about 5.6 x 10¹² dollars. The population of the United States in that year was about 2.8 x 10⁸ people. What was the average debt per person?

• 2 x 10^-4

• 0.5 x 10^-4

• 5 x 10^-5

• 2 x 10⁴

Tags

CCSS.8.EE.A.4

Evaluate the expression. Give the answer in scientific notation.

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.A.4

Evaluate the expression. Give the answer in scientific notation.

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.A.4

(5 x 10⁶)(5 x 10⁷)

• 2.5 x 10¹²

• 2.5 x 10¹⁴

• 25 x 10¹²

• 25 x 10¹³

Tags

CCSS.8.EE.A.4