Dividing Rational Algebraic Expressions

Dividing Rational Algebraic Expressions

Presentation

•

Mathematics

•

8th Grade

•

Practice Problem

•

Medium

Created by

John Ace De Leon

Used 109+ times

FREE Resource

10 Slides • 8 Questions

1

Dividing Rational Algebraic Expressions

Sir Ace

Slide image

2

Multiple Choice

What is the reciprocal of $\frac{2}{5}$ ?

1

$\frac{2}{5}$

2

$\frac{5}{2}$

3

2

4

5

3

Multiple Choice

What is the reciprocal of $\frac{1}{3x}$ ?

1

3x

2

$\frac{1}{3x}$

3

1

4

$\frac{1}{3}$

4

Fill in the Blanks

What is the reciprocal of 2x?

Type answer...

5

What are the words similar to reciprocal?

reverse
flip
switch

Slide image

6

How do we divide fractions?

COPY the 1st fraction
CHANGE division to multiplication
FLIP the second fraction
MULTILPLY

Slide image

7

Multiple Choice

$\frac{3}{4}\div\frac{2}{5}$

1

$\frac{6}{20}$

2

$\frac{8}{15}$

3

$\frac{20}{6}$

4

$\frac{15}{8}$

8

Multiple Choice

$\frac{3}{16}\div\frac{3}{4}$

1

$\frac{1}{4}$

2

4

3

$\frac{9}{64}$

4

$\frac{12}{48}$

9

USE CROSS - CANCELLATION in multiplying fractions

Slide image

10

Dividing Rational Algebraic expressions are just the same with dividing fractions.

COPY the 1st fraction

CHANGE division to multiplication

FLIP the 2nd fraction

FACTOR the numerator and denominator

CANCEL common factors

MULTIPLY the remaining factors

11

EXAMPLE NO. 1

Step 1: Copy, Change and Flip

Step 2: Factor the numerator and denominator

Step 3: Cancel Common factors

Step 4: Multiply the remaining factors

Slide image

12

EXAMPLE NO. 2

Step 1: Copy, Change and Flip

Step 2: Factor the numerator and denominator

Step 3: Cancel Common factors

Step 4: Multiply the remaining factors

Slide image

13

Multiple Choice

$\frac{1}{x}\div\frac{2}{x}$

1

$\frac{2}{x^2}$

2

$\frac{1}{2}$

3

$\frac{x}{2}$

4

$\frac{x}{2x}$

14

SOLUTION

Slide image

15

Multiple Choice

$\frac{12x^2}{4yz}\div\frac{3x^2}{9yz}$

1

$3$

2

$9$

3

$\frac{9}{yz}$

4

$\frac{3}{yz}$

16

SOLUTION

Slide image

17

Multiple Choice

$\frac{x^2+x-2}{x-1}\div\frac{x^2+5x+6}{x^2}$

1

$x^2$

2

$x+3$

3

$\frac{x^2}{x+3}$

4

$\frac{x^2}{x+2}$

18

SOLUTION

Slide image

pattern-tertiary

Dividing Rational Algebraic Expressions

Sir Ace

Slide image

Show answer

Auto Play

Slide 1 / 18

SLIDE

Similar Resources on Wayground

14 questions

Sudut Pusat dan Sudut Keliling

Presentation

•

8th Grade

14 questions

Intro to Volume

Presentation

•

8th Grade

13 questions

COMPARING QUANTITIES

Presentation

•

7th - 8th Grade

14 questions

Transformations (Math 8)

Presentation

•

8th Grade

15 questions

Solving One-Step and Two Step Equations

Presentation

•

8th Grade

11 questions

Slope Intercept Form

Presentation

•

8th Grade

15 questions

Scatter Plots

Presentation

•

8th Grade

11 questions

Scatter Plots

Presentation

•

8th Grade

Popular Resources on Wayground

10 questions

Safety Day 2026 – Student Review

Quiz

•

9th Grade

21 questions

Continents and Oceans

Quiz

•

6th Grade

20 questions

Parts of Speech

Quiz

•

5th Grade

16 questions

Subject & Predicate

Quiz

•

5th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

12 questions

Map Skills

Quiz

•

3rd Grade

22 questions

Continents and Oceans

Quiz

•

5th Grade

15 questions

Rounding Decimals

Quiz

•

5th Grade

Discover more resources for Mathematics

20 questions

Rational and Irrational Numbers

Quiz

•

8th Grade

20 questions

Add and Subtract Integers

Quiz

•

6th - 8th Grade

20 questions

Slope from a Graph

Quiz

•

8th Grade

15 questions

Adding and Subtracting Integers

Quiz

•

6th - 8th Grade

20 questions

Proportional vs. Non-Proportional

Quiz

•

8th Grade

14 questions

finding slope from a graph

Quiz

•

8th Grade

24 questions

Explore Rigid Transformations and Congruence

Quiz

•

8th Grade

13 questions

Finding slope from graph

Quiz

•

8th Grade

Solving Equations & Writing Inverse Functions

Understanding conditions for independence of events

Measurement Applications

Applying the laws of exponents to numerical expressions (including exponents ≤ 0)

Developing margins of error through simulation

Measuring and estimating volume of cones

Adding and subtracting decimal numbers

Complex Number Fundamentals

Understanding key terms

Solving problems involving scaling of length and/or area

© 2026 Quizizz Inc. (DBA Wayground)

Get our app