Rational Vs Irrational Number

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 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

Tags

CCSS.8.NS.A.1

Select ALL numbers that are rational.

• 55

• $\sqrt{289}$

• $\sqrt{6}$

• $\pi$

• $6\frac{7}{9}$

Select ALL numbers that are irrational.

• 10

• -21

• $\pi$

• $\frac{10}{2}$

• $\sqrt{10}$

Tags

CCSS.8.NS.A.1

4.032

• Rational 
• Irrational

Which number is irrational?

• 9.6
• √45
• 3/8
• 3.4 x 10 ⁵

Pi

• Rational
• Irrational

Tags

CCSS.8.NS.A.1

-13

• Rational
• Irrational

 $6\pi\$  is:

• Rational

• Irrational