S2 Interim Scientific Notation Review

• Yes

• No

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MGSE8.EE.3

In scientific notation 3,450,000 is equal to:

• 34.5 × 10⁵

• 345 × 10⁴

• 3450 × 10³

• 3.45 × 10⁶

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Write the number 7.45 × 10³ in standard notation.

• 0.00745

• 7,450

• 745

• 74,500

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MGSE8.EE.3

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MGSE8.EE.4

Write the number 0.853 in scientific notation.

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MGSE8.EE.3

Write the answer in scientific notation.
7.3 x 10⁵  +   3.7 x 10⁵  =

• 11.0 x 10⁵

• 1.1 x 10¹⁰

• 1.10 x 10¹¹

• 1.1 x 10 ⁶

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MGSE8.EE.4

The diameter of the planet Mercury is 4.87 x 10³ kilometers. The diameter of the planet Venus is 1.21 x 10⁴ kilometers. The diameter of Earth is 1.28 x 10⁴  kilometers. The diameter of Mars is 6.79 x 10³ kilometers. Which planet has the smallest diameter?

• Mercury

• Earth

• Venus

• Mars

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MGSE8.EE.3

How would you write 4.3756 x 10⁴ in standard form?

• 437,560,000

• 0.00043756

• 
  43,756

• 
  4,3756

After Hannah’s half-marathon, her smart watch showed she had traveled 23,580 steps. Alex recorded 2.42 x 10⁴ steps after the same race. Which statement below is true?

• Hannah traveled 62 more steps than Alex.

• Alex traveled 62 more steps than Hannah.

• Hannah traveled 620 more steps than Alex

• Alex traveled 620 more steps than Hannah.

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MGSE8.EE.4

Subtract (6.3 x 10⁶) - (2.7 x 10⁵). Write your answer in scientific notation.

• not given

• 9.0 x 10⁶

• 6.03 x 10⁶

• 3.6 x 10⁶

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MGSE8.EE.4