What is a rational number ?

A rational number is a number that can be written as a ratio.

A rational number is a number that cannot be written as a fraction.

A rational number cannot be a repeating decimal.

Which of the following numbers is rational?

127 \sqrt{127} 1 2 7 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

8.98763... 8.98763... 8 . 9 8 7 6 3 . . . (not repeating)

Select the IRRATIONAL number.

50 \sqrt{50} 5 0 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

36 \sqrt{36} 3 6 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

169 \sqrt{169} 1 6 9 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

225 \sqrt{225} 2 2 5 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Which types of numbers are IRRATIONAL?

A decimal that never ends and never repeats

Select ALL numbers that are irrational.

10 \sqrt{10} 1 0 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Select ALL numbers that are rational .

289 \sqrt{289} 2 8 9 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

6 \sqrt{6} 6 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Which of the following is an irrational number?

3 \sqrt{3} 3 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

1 . 36 ‾ 1\overline{.36} 1 . 3 6

25 81 \sqrt{\frac{25}{81}} 8 1 2 5 <path d="M424,2478c-1.3,-0.7,-38.5,-172,-111.5,-514c-73, -342,-109.8,-513.3,-110.5,-514c0,-2,-10.7,14.3,-32,49c-4.7,7.3,-9.8,15.7,-15.5, 25c-5.7,9.3,-9.8,16,-12.5,20s-5,7,-5,7c-4,-3.3,-8.3,-7.7,-13,-13s-13,-13,-13, -13s76,-122,76,-122s77,-121,77,-121s209,968,209,968c0,-2,84.7,-361.7,254,-1079 c169.3,-717.3,254.7,-1077.7,256,-1081c4,-6.7,10,-10,18,-10H400000v40H1014.6 s-87.3,378.7,-272.6,1166c-185.3,787.3,-279.3,1182.3,-282,1185c-2,6,-10,9,-24,9 c-8,0,-12,-0.7,-12,-2z M1001 80H400000v40H1014z">

0.55555.... or 5 9 \frac{5}{9} 9 5

5 \sqrt{5} 5 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Level 3: Estimate the square root.

Between 9 and 10 and closer to 9

Between 7 and 8 and closer to 8

Between 8 and 9 and closer to 9

Between 9 and 19 and closer to 10

Rational vs. Irrational

Authored by Shelly Teal

Mathematics

7th - 8th Grade

CCSS covered

Used 23+ times

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

Content View

Student View

40 questions

Show all answers

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Is $\sqrt{2}$ irrational or rational?

Irrational

Rational

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The area of a square painting is 81 cm². What is the side length of the painting?

40.5 cm

162 cm

6,561 cm

9 cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following numbers is irrational?

$\sqrt{8}$

$\frac{3}{4}$

-1.325

Tags

CCSS.8.NS.A.1

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is rational?

.211232112421125. . . .

$\pi$

$\sqrt{25}$

$\sqrt{12}$

Tags

CCSS.8.NS.A.1

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

TRUE OR FALSE:

The square root of 31 is irrational.

False

True

Tags

CCSS.8.NS.A.1

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Is $\frac{2}{3}$ a rational or irrational number?

Rational

Irrational

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

As a fraction, this decimal would be...

$\frac{1}{2}$

$\frac{1}{10}$

$\frac{1}{90}$

$\frac{1}{9}$

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Write this decimal as a fraction.

$\frac{7}{50}$

$\frac{14}{9}$

$\frac{7}{45}$

$\frac{14}{99}$

Tags

CCSS.8.NS.A.1

CCSS.7.NS.A.2D

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Select all the RATIONAL numbers.

-13

0.18181818...

$\sqrt{81}$

$\sqrt{5}$

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Microsoft

or continue with

Facebook

Apple

Others

Already have an account?

Similar Resources on Wayground

40 questions

Matematika Kelas VIII Semester Ganjil

Quiz

•

8th Grade

43 questions

Proving Triangles Congruent - Quiz Review

Quiz

•

8th - 11th Grade

36 questions

Chapter 7 - Algebra

Quiz

•

7th Grade

35 questions

Rekenen automatiseren groep 6/7/8

Quiz

•

6th - 9th Grade

37 questions

3D Geometry

Quiz

•

6th - 8th Grade

41 questions

Functions

Quiz

•

6th - 8th Grade

35 questions

PAT Matematika Kelas 7

Quiz

•

7th Grade

35 questions

Review: Graphing Slope-Intercept and Standard Form Lines

Quiz

•

8th - 10th Grade

Popular Resources on Wayground

10 questions

HCS SCI 03 Summer School Assessment 1

Quiz

•

3rd Grade

15 questions

HCS SCI 05 Summer School Assessment 1 Review

Quiz

•

5th Grade

22 questions

Day 9 Equations and Inequalities Review

Quiz

•

9th Grade

10 questions

Writing and Identifying Ratios Practice

Quiz

•

5th - 6th Grade

7 questions

PYRAMID PERSPECTIVES part 1

Presentation

•

9th - 12th Grade

12 questions

Understanding the Fourth of July

Quiz

•

9th Grade

15 questions

Soccer World Cup Quiz Questions

Quiz

•

7th Grade

Discover more resources for Mathematics

15 questions

Soccer World Cup Quiz Questions

Quiz

•

7th Grade

Rational vs. Irrational

Is 2\sqrt{2}2​ irrational or rational?

The area of a square painting is 81 cm2. What is the side length of the painting?

Which of the following numbers is irrational?

Which of the following is rational?

TRUE OR FALSE:The square root of 31 is irrational.

Is 23\frac{2}{3}32​ a rational or irrational number?

As a fraction, this decimal would be...

Write this decimal as a fraction.

Select all the RATIONAL numbers.

What is a rational number ?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Is $\sqrt{2}$ irrational or rational?

The area of a square painting is 81 cm². What is the side length of the painting?

TRUE OR FALSE:

The square root of 31 is irrational.

Is $\frac{2}{3}$ a rational or irrational number?