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Multiplier fractions propres par quelques fractions mixtes (trois facteurs) (A)

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(1)

Multiplication de Fractions (A)

Nom: Date: Score: /10

Multipliez les fractions, simplifiez le résultat, et convertissez-le en nombres mixtes.

1.

3

4

× 4

4

7

×

3

8

=

=

=

2.

5

6

×

2

3

× 3

3

7

=

=

=

3.

3

5

× 4

5

6

×

1

2

=

=

=

4.

3

8

× 4

3

7

×

6

7

=

=

=

5.

5

2

3

×

4

7

×

3

4

=

=

=

6.

1

2

× 2

2

3

×

3

4

=

=

=

7.

5

5

6

×

3

5

×

1

3

=

=

=

8.

5

6

×

4

5

× 2

1

4

=

=

=

9.

3

7

9

×

3

4

×

5

7

=

=

=

10.

2

3

×

5

6

× 4

1

2

=

=

=

MathsLibres.com

(2)

Multiplication de Fractions (A) Réponses

Nom: Date: Score: /10

Multipliez les fractions, simplifiez le résultat, et convertissez-le en nombres mixtes.

1.

3

4

× 4

4

7

×

3

8

=

288

224

=

9

7

= 1

2

7

2.

5

6

×

2

3

× 3

3

7

=

240

126

=

40

21

= 1

19

21

3.

3

5

× 4

5

6

×

1

2

=

87

60

=

29

20

= 1

9

20

4.

3

8

× 4

3

7

×

6

7

=

558

392

=

279

196

= 1

83

196

5.

5

2

3

×

4

7

×

3

4

=

204

84

=

17

7

= 2

3

7

6.

1

2

× 2

2

3

×

3

4

=

24

24

=

1

1

= 1

7.

5

5

6

×

3

5

×

1

3

=

105

90

=

7

6

= 1

1

6

8.

5

6

×

4

5

× 2

1

4

=

180

120

=

3

2

= 1

1

2

9.

3

7

9

×

3

4

×

5

7

=

510

252

=

85

42

= 2

1

42

10.

2

3

×

5

6

× 4

1

2

=

90

36

=

5

2

= 2

1

2

MathsLibres.com

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