Thursday: Scientific Notation/Standard Form

Express the following in scientific notation: 0.00457

• 457 x 10⁶
• 457 x 10^-4

• 4.57 x10^-2

• 4.57 x 10^-3

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CCSS.6.EE.A.1

CCSS.6.EE.A.4

UNDERSTANDING
If the exponent is a positive number...

• you will get a large number
• you will get a smaller number

Tags

CCSS.6.EE.A.1

UNDERSTANDING
If the exponent is a negative number...

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

Tags

CCSS.6.NS.C.5

Convert to scientific notation:
520,000,000  

• 52 x 10⁷
• 5.2 x 10⁷
• 5.2 x 10⁸
• 0.52 x 10⁹

Tags

CCSS.6.EE.A.1

Change from standard form to scientific notation: 0.004078

• 4.078  x  10^-3
• 4.078  x  10³
• 40.78  x  10^-4
• 4.078  x  10^-2

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.4

The slowest land mammal is the three-toed sloth, which moves 0.007 miles per hour. Which expression represents this number?

Tags

CCSS.6.EE.A.1

• 9,500,000 mi

• 95,000,000 mi

• 950,000,000 mi

• 9,500,000,000 mi

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.3

CCSS.6.EE.A.4

The diameter of the planet Mercury is

4.87 x 10³ km. The diameter of the planet Venus is 1.21 x 10⁴ km. The diameter of the planet Mars is 1.28 x 10³ km.

Which planet has the smallest diameter?

• Mercury

• Mars

• Venus

Tags

CCSS.6.EE.A.1

CCSS.6.NS.C.7

The diameter of a carbon atom is 0.000000000254 m. What is this number expressed in scientific notation?

• 2.54 x 10¹² m

• 2.54 x 10^-12 m

• 2.54 x 10¹⁰ m

• 2.54 x 10^-10 m

Tags

CCSS.6.EE.A.1

Which expression is NOT correctly written in scientific notation?

Tags

CCSS.6.EE.A.1