Scientific Notation with Positive & Negative Powers

What is scientific notation?

• A long way to write really short numbers

• A short way to write really large or really small numbers

• I don't know...

• None of the above

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CCSS.8.EE.A.3

CCSS.8.EE.A.4

If the exponent is a positive number the original number was...

• a really big number.

• a really small number.

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CCSS.8.EE.A.3

UNDERSTANDING
If the exponent is a negative number...

• you will get a large number
• you will get a small number

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CCSS.8.EE.A.1

How would you write 4.3756 x 10⁴ in standard form?

• 437,560,000
• 0.00043756
• 43,756
• 4,3756

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CCSS.8.EE.A.3

How would you write 0.0005 in scientific notation?

• 50 x 10^-5

• 5 x 10^-4

• 5 x 10³

• .5 x 10³

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CCSS.8.EE.A.3

CCSS.8.EE.A.4

How would you write -5.6 x 10^-3 in standard form?

• 0.0056
• -5,600
• 0.00056
• -0.0056

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CCSS.8.EE.A.3

Which of the following is correct scientific notation?

• 20.35 x 10⁴
• .2035 x 10⁴
• 2035 ⁴
• 2.035 x10⁴

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CCSS.8.EE.A.4

Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.

• True
• False

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CCSS.8.EE.A.3

Scientific Notation is made up of two number parts. The second part is a power 10.

• True

• False

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CCSS.8.EE.A.3

Express the following in scientific notation:
.000457

• 457 x 10⁶
• 457 x 10^-6
• 4.57 x10⁴
• 4.57 x 10^-4

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CCSS.8.EE.A.3

CCSS.8.EE.A.4