8th EA Unit 4 Vocabulary

What is a rational number?

• A number that cannot be expressed as a fraction of two integers

• A number that can be expressed as the quotient of two integers

• A number that is always a whole number

• A number that is always positive

What defines a perfect square?

• A number that can be expressed as the cube of an integer

• A number that can be expressed as the square of an integer

• A number that is always positive

• A number that is always negative

Tags

CCSS.8.EE.A.2

What is a real number?

• A number that is only rational

• A number that is only irrational

• A number that can be found on the number line

• A number that is always a fraction

Which of the following is an integer?

• 1.5

• -2

• 3/4

• 0.25

Which of the following is a perfect square?

• 9

• 10

• 11

• 12

Tags

CCSS.8.EE.A.2

What are whole numbers?

• Non-negative integers including zero and all positive integers

• All integers including negative numbers

• Only positive integers excluding zero

• Only negative integers

What does an exponent represent?

• The number of times a base number is added to itself

• The number of times a base number is multiplied by itself

• The number of times a base number is subtracted from itself

• The number of times a base number is divided by itself

Tags

CCSS.6.EE.A.1

What is the value of 3^4?

• 12

• 27

• 81

• 64

Tags

CCSS.6.EE.A.1

What are natural numbers?

• Non-negative integers including zero

• Positive integers starting from 1

• All integers including negative numbers

• Only even numbers

Which of the following is an example of scientific notation?

• 5.6 x 10^5

• 5.6 + 10^5

• 5.6 - 10^5

• 5.6 ÷ 10^5

Tags

CCSS.8.EE.A.3