Operations with Scientific Notation

The video tutorial covers operations with scientific notation, including multiplication, squaring, and division. It explains how to express results in both scientific and standard forms, emphasizing the importance of correct notation. Examples demonstrate the process of converting numbers to proper scientific notation and performing calculations efficiently.

What is the result of multiplying 6.5 x 10¹² and 8.7 x 10⁻¹⁵ in scientific notation?

• 5.655 x 10⁻²

• 56.55 x 10⁻³

• 6.55 x 10⁻³

• 5.655 x 10⁻³

Tags

CCSS.8.EE.A.4

How do you adjust a number to fit the scientific notation format if it's not between 1 and 10?

• Multiply by 10

• Divide by 10

• Move the decimal point to the right

• Move the decimal point to the left

What is the standard form of 5.655 x 10⁻²?

• 0.005655

• 5.655

• 0.5655

• 0.05655

What is the scientific notation of 60.8 x 10⁻⁸ after adjustment?

• 6.08 x 10⁻⁷

• 60.8 x 10⁻⁷

• 0.608 x 10⁻⁷

• 6.08 x 10⁻⁸

Tags

CCSS.8.EE.A.3

When squaring 7.8 x 10⁻⁴, what is the correct expression of the result in scientific notation?

• 7.8 x 10⁻⁸

• 78 x 10⁻⁸

• 6.08 x 10⁻⁷

• 0.78 x 10⁻⁷

Tags

CCSS.8.EE.A.4

How do you convert a number like 60.8 in scientific notation to make it fit the standard format?

• 6.08 x 10¹

• 608 x 10⁻²

• 6.08 x 10⁰

• 0.608 x 10²

Tags

CCSS.8.EE.A.3

What is the correct way to handle negative exponents in scientific notation during division?

• None of the above

• Leave the negative exponent as it is

• Convert them to positive by taking the reciprocal

• Multiply by 10 to the power of the exponent

Tags

CCSS.8.EE.A.4

What is the result of dividing 1.21 by a power of 10 with a negative exponent?

• 1.21 x 10⁻⁵

• 0.121 x 10⁻⁴

• 12.1 x 10⁻⁶

• 1.21 x 10⁵

Tags

CCSS.5.NBT.A.2

After dividing and adjusting, what is the scientific notation for 0.9 x 10⁷?

• 0.09 x 10⁸

• 9 x 10⁶

• 9 x 10⁷

• 0.9 x 10⁶

Tags

CCSS.8.EE.A.3

In the context of scientific notation, why is it important to maintain the format with a negative exponent?

• All of the above

• To adhere to scientific standards

• To simplify calculations

• To ensure accuracy

Tags

CCSS.8.EE.A.3