Operations on Real Numbers

The following set of numbers are called what?
{0, 1, 2, 3....}

• Whole numbers
• Integers
• Plain Numbers
• Irrational numbers

A REPEATING decimal is what type of number?

• Rational 
• Irrational

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

The square root of 57 is ...

• rational 
• irrational 

Tags

CCSS.8.NS.A.1

Which of the following number is rational?

• $\sqrt{127}$

• $\pi$

• $2.5$

• $8.98763...$

Which of the following numbers is irrational?

• $\sqrt{50}$

• $\sqrt{36}$

• $\sqrt{169}$

• $\sqrt{225}$

Tags

CCSS.8.NS.A.1

Determine if the  $\sqrt{324}$ is rational or irrational.

• Rational

• Irrational

Tags

CCSS.8.NS.A.1

Determine which of the following examples is irrational.

• A fraction whose denominator is larger than its numerator

• A decimal that never ends but repeats

• A perfect cube root

• A decimal that never ends and never repeats

Select ALL numbers that are irrational.

• 10

• -21

• $\pi$

• $\frac{10}{2}$

• $\sqrt{10}$

Tags

CCSS.8.NS.A.1

Select ALL numbers that are rational.

• 55

• $\sqrt{289}$

• $\sqrt{6}$

• $\pi$

• $6\frac{7}{9}$

Which of the following is an irrational number?

• $\sqrt{0}$

• $\sqrt{3}$

• $1\overline{.36}$

• $-0.19$

Tags

CCSS.8.NS.A.1