Lesson 1-1 Quiz Practice: Operations on Real Numbers

When you add two rational numbers, the sum is...

• always rational

• sometimes rational, sometimes irrational

• always irrational

• never rational

Tags

CCSS.7.NS.A.1D

When you multiply two rational numbers, the sum is...

• always rational

• sometimes rational, sometimes irrational

• always irrational

• never rational

Tags

CCSS.HSN.RN.B.3

When you add a rational number and irrational number, the sum is...

• always rational

• sometimes rational, sometimes irrational

• always irrational

• mostly irrational

Tags

CCSS.7.NS.A.1D

When you multiply a rational number and irrational number, the product is...

• always rational

• sometimes rational, sometimes irrational

• always irrational

• mostly irrational

Tags

CCSS.HSN.RN.B.3

What is the following a model of?

• the sum of two irrational numbers

• the sum of two rational numbers

• a rational number plus an irrational number

• the product of two irrational numbers

Tags

CCSS.HSN.RN.B.3

A repeating decimal or decimal that terminates is called a 

• Natural Number
• Irrational Number
• Rational Number
• Whole Number

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

What is an example of an irrational number?

• -2/3
• .75575557654..
• 23
• 0

Tags

CCSS.8.NS.A.1

Which of the following is rational?

• .211232112421125. . . .
• π
• √25
• √12

Tags

CCSS.HSN.RN.B.3

Which of the following could be a rational number?

• the sum of a fraction and a non perfect square root

• the product of two irrational numbers

• the sum of a rational number and an irrational number

• the product of a rational number and an irrational number

Tags

CCSS.HSN.RN.B.3

Order 3π, √ 10 , and 3.25 from least to greatest.

• √ 10, 3π, 3.25
• √ 10, 3.25, 3π
• 3π, 3.25, √ 10
•  3.25, √ 10, 3π

Tags

CCSS.8.NS.A.2