Operations on Numbers Expressed Using Scientific Notation

Evaluate each expression. Give al final answers in scientific notation.

Mathematical Equivalence

OFF

Tags

CCSS.8.EE.A.4

Divide. Give the quotient in scientific notation.

(3 x 10^-5)/(4 x 10²)

• 7.5 x 10^-3

• 7.5 x 10^-8

• .75 x 10^-7

•  7.0 x 10²

Tags

CCSS.8.EE.A.4

Divide.

Write the answer in scientific notation.

3.9 x 10⁷

---------------

1.3 x 10³

• 3 x 10⁴

• 0.3 x 10⁵

• 3.3 x 10⁴

• 3 x 10¹⁰

Tags

CCSS.8.EE.A.4

Divide the numbers in scientific notation: 6.8 * 10^5 / 3.4 * 10^3 equals?

• 2 * 10^2

• 2 * 10^-2

• 3 * 10^2

• 3 * 10^-2

Tags

CCSS.8.EE.A.4

A person has $1.15 x 10^3 in their savings account. They spent $6.75 x 10^2 on their living expenses. How much money is left in their savings account?

Mathematical Equivalence

ON

Tags

CCSS.8.EE.A.4

Match the process to the correct way to solve

• Divide the decimals, SUBTRACT exponents

• Multiplying with Scientific Notation

• Multiply the decimals, ADD the exponents

• Adding and Subtracting with Scientific Notation

• Make the exponents MATCH, +/- decimals

• Dividing with Scientific Notation

Tags

CCSS.8.EE.A.4

The table below shows the debt of the three most populous states and the three least populous states. What is the sum of the debts for the three most populous states? Express your answer in scientific notation.

• 892 x 10^6

• 1.02 x 10^12

• 892 x 10^3

• 1.02 x 10^7

Tags

CCSS.8.EE.A.4

Match the following

• must be written between 1 and 10

• multiplying scientific notation

• add the exponents

• dividing scientific notation

• exponents must match

• LARS

• Left, Add

  Right, Subtract

• adding scientific notation

• subtract the exponents

• Scientific notation

Tags

CCSS.8.EE.A.4

The table below shows the debt of the three most populous states and the three least populous states. Part A.) What is the sum of the debts for the three most populous states? Express your answer in scientific notation.

• 1.892 x 10^6

• 1.02 x 10^12

• 1.892 x 10^3

• 1.02 x 10^7

Tags

CCSS.8.EE.A.4

What is the quotient of: (6.9 x 10⁷) / (2.3 x 10^-3)

• 3 x 10¹⁰

• 3 x 10⁴

• 3 x 10^-4

• 3 x 10^-11

Tags

CCSS.8.EE.A.4