Unit 1b-5: Adding and Subtracting Numbers in Scientific Notation

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7 questions

Find the sum: 3.7\times10^{4} + 6.4\times10^{4}

(answer should be in written in scientific notation)

Find the difference: 2.3\times10^{3} - 8.1\times10^{3}

(answer should be in written in scientific notation)

Evaluate the expression: 5.6\times10^{-4}+3.2\times10^{-5}

(answer should be in written in scientific notation)

Evaluate the expression: 3\times10^{3} - 1.6\times10^{4}

(answer should be in written in scientific notation)

Use the following information to answer questions 4-
The total area of Alaska is 6.6\times10^{5} square miles.  The total area of Rhode Island is 1.5\times10^{3} square miles.  The total area of California is 1.6\times10^{5} square miles.

Unit 1b-5: Adding and Subtracting Numbers in Scientific Notation

Unit 1b-5: Adding and Subtracting Numbers in Scientific Notation

Find the sum: 3.7\times10^{4} + 6.4\times10^{4}

(answer should be in written in scientific notation)

Find the difference: 2.3\times10^{3} - 8.1\times10^{3}

(answer should be in written in scientific notation)

Evaluate the expression: 5.6\times10^{-4}+3.2\times10^{-5}

(answer should be in written in scientific notation)

Evaluate the expression: 3\times10^{3} - 1.6\times10^{4}

(answer should be in written in scientific notation)

Find the sum: 3.7\times10^{4} + 6.4\times10^{4}

(answer should be in written in scientific notation)

Find the difference: 2.3\times10^{3} - 8.1\times10^{3}

(answer should be in written in scientific notation)

Evaluate the expression: 5.6\times10^{-4}+3.2\times10^{-5}

(answer should be in written in scientific notation)

Evaluate the expression: 3\times10^{3} - 1.6\times10^{4}

(answer should be in written in scientific notation)

How much larger is the area of Alaska compared to the area of Rhode Island? (answer should be in written in scientific notation)

How much larger is the area of Alaska compared to the area of California?

Much smaller is the area of Rhode Island compared to the area of California?

How much larger is the area of Alaska compared to the area of Rhode Island? (answer should be in written in scientific notation)

How much larger is the area of Alaska compared to the area of California?

Much smaller is the area of Rhode Island compared to the area of California?

Unit 1b-5: Adding and Subtracting Numbers in Scientific Notation

Unit 1b-5: Adding and Subtracting Numbers in Scientific Notation

Find the sum: 3.7\times10^{4} + 6.4\times10^{4}(answer should be in written in scientific notation)

Find the difference: 2.3\times10^{3} - 8.1\times10^{3}(answer should be in written in scientific notation)

Evaluate the expression: 5.6\times10^{-4}+3.2\times10^{-5}(answer should be in written in scientific notation)

Evaluate the expression: 3\times10^{3} - 1.6\times10^{4}(answer should be in written in scientific notation)

Find the sum: 3.7\times10^{4} + 6.4\times10^{4}(answer should be in written in scientific notation)

Find the difference: 2.3\times10^{3} - 8.1\times10^{3}(answer should be in written in scientific notation)

Evaluate the expression: 5.6\times10^{-4}+3.2\times10^{-5}(answer should be in written in scientific notation)

Evaluate the expression: 3\times10^{3} - 1.6\times10^{4}(answer should be in written in scientific notation)

How much larger is the area of Alaska compared to the area of Rhode Island? (answer should be in written in scientific notation)

How much larger is the area of Alaska compared to the area of California?

Much smaller is the area of Rhode Island compared to the area of California?

How much larger is the area of Alaska compared to the area of Rhode Island? (answer should be in written in scientific notation)

How much larger is the area of Alaska compared to the area of California?

Much smaller is the area of Rhode Island compared to the area of California?

Find the sum: 3.7\times10^{4} + 6.4\times10^{4}

(answer should be in written in scientific notation)

Find the difference: 2.3\times10^{3} - 8.1\times10^{3}

(answer should be in written in scientific notation)

Evaluate the expression: 5.6\times10^{-4}+3.2\times10^{-5}

(answer should be in written in scientific notation)

Evaluate the expression: 3\times10^{3} - 1.6\times10^{4}

(answer should be in written in scientific notation)

Find the sum: 3.7\times10^{4} + 6.4\times10^{4}

(answer should be in written in scientific notation)

Find the difference: 2.3\times10^{3} - 8.1\times10^{3}

(answer should be in written in scientific notation)

Evaluate the expression: 5.6\times10^{-4}+3.2\times10^{-5}

(answer should be in written in scientific notation)

Evaluate the expression: 3\times10^{3} - 1.6\times10^{4}

(answer should be in written in scientific notation)