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Multiplying and Dividing Rational Expression

Multiplying and Dividing Rational Expression

Assessment

Presentation

Mathematics

8th Grade

Medium

Created by

Math Teacher

Used 2+ times

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1 Slide • 24 Questions

1

Multiplying and Dividing Rational Expressions

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2

Multiple Choice

What is the simplest form of

 4060\frac{40}{60}  ?

1

 46\frac{4}{6}  

2

 23\frac{2}{3}  

3

 32\frac{3}{2}  

3

Multiple Choice

Simplify:

 a2+2a2a+4\frac{a^2+2a}{2a+4}  

1

 2a2a  

2

 a2\frac{a}{2}  

3

 2a\frac{2}{a}  

4

Multiple Choice

Simplify:

 45a2b30ab\frac{45a^2b}{30ab}  

1

 3a2\frac{3a}{2}  

2

 2a3\frac{2a}{3}  

3

 23a\frac{2}{3a}  

5

Multiple Choice

Simplify:

 1545\frac{15}{45}  

1

 14\frac{1}{4}  

2

 13\frac{1}{3}  

3

 39\frac{3}{9}  

6

Multiple Choice

Simplify:

 60xy325xy\frac{60xy^3}{25xy}  

1

 125y2\frac{12}{5y^2}  

2

 5y212\frac{5y^2}{12}  

3

 12y25\frac{12y^2}{5}  

7

Multiple Choice

Simplify:

 3a+6a2+2a\frac{3a+6}{a^2+2a}  

1

 3a3a  

2

 3a\frac{3}{a}  

3

 a3\frac{a}{3}  

8

Multiple Choice

Simplify:

 3x6x2\frac{3x}{6x^2}  

1

 12x\frac{1}{2x}  

2

 2x2x  

3

 x2\frac{x}{2}  

9

Multiple Choice

Multiply:

 a510×5a3\frac{a^5}{10}\times\frac{5}{a^3}  

1

 2a2\frac{2}{a^2}  

2

 a22\frac{a^2}{2}  

3

 2a22a^2  

10

Multiple Choice

Multiply:

 30b26c×4c215b4\frac{30b^2}{6c}\times\frac{4c^2}{15b^4}  

1

 4c3b2\frac{4c}{3b^2}  

2

 12b2c12b^2c  

3

 3b24c\frac{3b^2}{4c}  

11

Multiple Choice

Multiply:

 3d3f12×4f1612d2\frac{3d}{3f-12}\times\frac{4f-16}{12d^2}  

1

 3d3d  

2

 13d\frac{1}{3d}  

3

 d3\frac{d}{3}  

12

Multiple Choice

Multiply:

 7x4×x521\frac{7}{x^4}\times\frac{x^5}{21}  

1

 3x3x  

2

 3x\frac{3}{x}  

3

 x3\frac{x}{3}  

13

Multiple Choice

Multiply:

 a+4a2+7x+10×a2+6a+5a2+5a+4\frac{a+4}{a^2+7x+10}\times\frac{a^2+6a+5}{a^2+5a+4}  

1

 1a+2\frac{1}{a+2}  

2

 a+2a+2  

3

 2a+22a+2  

14

Multiple Choice

Multiply:

 d12×40d\frac{d}{12}\times\frac{40}{d}  

1

 4012\frac{40}{12}  

2

 3133\frac{1}{3}  

3

 33  

15

Multiple Choice

Multiply:

 9g25×15g2\frac{9g^2}{5}\times\frac{15}{g^2}  

1

 2525  

2

 2626  

3

 2727  

16

Multiple Choice

Divide:

 76x÷712x\frac{7}{6x}\div\frac{7}{12x}  

1

 22  

2

 44  

3

 66  

17

Multiple Choice

Divide:

 a54÷4a2\frac{a^5}{4}\div4a^2  

1

 16a3\frac{16}{a^3}  

2

 a316\frac{a^3}{16}  

3

 16a316a^3  

18

Multiple Choice

Divide:

 2x57÷10x2\frac{2x^5}{7}\div10x^2  

1

 x735\frac{x^7}{35}  

2

 35x7\frac{35}{x^7}  

3

 35x735x^7  

19

Multiple Choice

Divide:

 x2÷7x10\frac{x}{2}\div\frac{7x}{10}  

1

 3535  

2

 75\frac{7}{5}  

3

 57\frac{5}{7}  

20

Multiple Choice

Divide:

 4g26h2÷8g12gh\frac{4g^2}{6h^2}\div\frac{8g}{12gh}  

1

 g2h\frac{g^2}{h}  

2

 hg2\frac{h}{g^2}  

3

 g2hg^2h  

21

Multiple Choice

Divide:

 4m2n8÷2mn12\frac{4m-2n}{8}\div\frac{2m-n}{12}  

1

 13\frac{1}{3}  

2

 33  

3

 3gh3gh  

22

Multiple Choice

Divide:

 6a23a7÷a235\frac{6a^2}{3a-7}\div\frac{a^2}{35}  

1

 a7a-7  

2

 3a7210\frac{3a-7}{210}  

3

 2103a7\frac{210}{3a-7}  

23

Multiple Choice

Simplify:

 6ff6\frac{6-f}{f-6}  

1

 1-1  

2

 11  

3

 already simplifiedalready\ simplified  

24

Multiple Choice

Add:

 12+12\frac{1}{2}+\frac{1}{2}  

1

 14\frac{1}{4}  

2

 11  

3

 24\frac{2}{4}  

25

Multiple Choice

Add:

 a2+a2\frac{a}{2}+\frac{a}{2}  

1

 a2\frac{a}{2}  

2

 aa  

3

 2a4\frac{2a}{4}  

Multiplying and Dividing Rational Expressions

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