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Biblioteka

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

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Posljednje ažuriranje almost 2 years ago
7
1
Pitanje 1
1.

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

(answer should be in written in scientific notation)

1
Pitanje 2
2.

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

(answer should be in written in scientific notation)

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Pitanje 3
3.

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

(answer should be in written in scientific notation)

Pitanje 4
4.

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.

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Pitanje 5
5.

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

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Pitanje 6
6.

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

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Pitanje 7
7.

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