Expanded Form and Scientific Notation

What is (5 x 10⁴) + (6.1 x 10⁴) written in standard form?

• 11.1 x 10⁸

• 1.11 x 10⁴

• 11,000

• 111,000

Tags

CCSS.8.EE.A.4

What is (4.3 x 10⁴) x (5 x 10³) written in scientific notation?

• 8.3 x 10⁷

• 21.5 x 10⁷

• 2.15 x 10⁶

• 2.15 x 10⁸

Tags

CCSS.8.EE.A.4

Write the answer in scientific notation.

4.1 x 10⁵ + 5.5 x 10⁶ =

• 5.91 x 10⁶

• 9.6 x 10⁵

• 9.6 x 10¹¹

• 4.65 x 10⁵

Tags

CCSS.8.EE.A.4

The first number in scientific notation must be...

• Bigger than 0 and smaller than 10

• Bigger than 1 and smaller than 10

• Bigger than 1 and smaller than 9

• Bigger than 0 and smaller than 9

Tags

CCSS.8.EE.A.3

A number written in scientific notation would have a numerical value that is ​less than one when the exponent is ​ (a)   .

• negative

• positive

• even

• odd

Tags

CCSS.8.EE.A.3

What is the EXPONENT when you write this number as scientific notation?

Mathematical Equivalence

ON

Tags

CCSS.8.EE.A.3

There are a total of 463,100 books in a library. What is the value of the exponent when the number is written in scientific notation?

Mathematical Equivalence

ON

Tags

CCSS.8.EE.A.3

Selena Gomez has 397,500,000 followers on Instagram. What is the value of the exponent when this number is written in scientific notation?

Mathematical Equivalence

ON

Tags

8.2.C

What are the values of the exponents of the following numbers when they are converted to Scientific Notation?

• 3

• 0.000714

• -2

• 0.00523

• -3

• 52, 300

• 4

• 7,140

• -4

• 0.0172

Tags

CCSS.8.EE.A.3

Which of the following is true about 3.2 X 10^-6? Select all that apply.

• The standard form of the number is a large number that is more than one.

• The standard form of the number is a tiny number that is less than one.

• The exponent is negative because the number in standard form is a small number.

• The exponent is negative because the number in standard form is a large number.

Tags

CCSS.8.EE.A.3