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(1)Esercizi con moltiplicazioni e divisioni di frazioni

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(1)

Esercizi con moltiplicazioni e divisioni di frazioni. Base. Completi di soluzione guidata.

Addition and Subtraction of Fractions

1. 1

31 3

1 42

3

5 31

5

2. 1

321 5

12 5 1

6

55 14 7

33

3. 14

5 35 2

3 255

4

15 7 14

25

4. 1

2: 2 1

2:1 2

1 2:2

3

5. 3

4:7 8

3

4: 2 6

7: 3 14

6. 12

25 21 10

2 339

5

15 17 2

34

7. 1

2:3 4

3 515

3

7 25 5

21

8. 7

3:14 3

14 3 9

10

5 9 3

10

9. 1

3:3 2

3 5:7

5 12:4

5

10. 3

416 2736

5 35 ∙18

7 5 9

17 8 3

34 6 21

11. 3

4 9 16:1

2 18 ∶9

7

20 7 10

3

12. 4

7 1 142

5

11 9 1

522 9

2 53

4∶ 9

13. 4

38 59

8

2 749

4 7 5

7 5: 2

254 7

14. 17

8 3 34 6

12

1 35:18

7 :1 5

2 3:3

27 5

(2)

1 31

3= 1 9 1

422 3=1

21 3= 1

6 5

31 5= 1

31 1= 1

3

1 3217

5 = 1 17

5= 7 5

212 5 1

6=2 51

1=2 5

555

214

7 333 =5

21 3=5

6

714

15

357 21 =7

17 1= 49 3

2555 4= 3

5 ∙ 4= 3 20

315

17

142

255 =3 ∙ 2 5 =6

5

1

2: 2 =1 21

2= 1 4 1

2:1 2=1

22 1= 1 1

2:2 3=1

23 2= 3

4

(3)

3 4:7

8=3 48

7= 3 12

7= 6 7 3

4: 2 =3 41

2= 3 8 6

7: 3 14=6

714 3 = 2

12 1= 4

12 2521

10= 412

525

102 217 = 8

35 2

33913

5 = 2 ∙ 13 5 = 26

5 15

17 2

34= 15 17342

2 = 15 2

1 2:3

4=1 242

3 =2 3 3

515 3 = 1

5153 1 = 3

1= 3 7

255 5 213 =1

51 3= 1

15

7 3:14

3 =7 3 3

142 =1 2 14

3 9

10= 7 14 3 9 3

10 2=21 2 5

9 3 10= 1

31 2= 1

6

(4)

1 3:3

2=1 32

3= 2 9 3

5:7 5=3

55 7= 3

7 12:4

5= 12 ∙5

4= 3 ∙5 1= 15

5 16 5 36 27 16 4

3

9 50 5 7 3518

17 8 3

34 6 21=1

41 23

7= 3 56

3 8 1 2 9 16 4 3 2 :1 16 : 9 4

3

9 14 7 1 18 7 :9

18

7 6 10

3 7 20 3 :10 7

20

1 20 20 2 5 1 14 7 4 5 :2 14 : 1 7

4

10 1 22

9 5 1 9 11 9 :22 5 1 9

11

30 1 3 1 2 1 5 1 9 1 4 3 5 9 2 4: 3 5

2

(5)

5 12 1 3 5 1 1 4 8 9 5 8 3

4

2 5 1 5 4 1 1 2 7 5 4 49 7 2 5 :7 4 49 7

2

1 10 4 2 5 1 1 7 4 2 25 5 7 7 4 25 : 2 5

7

17 8 3

34 6 12=1

83 21

2= 3 32 1

35:18 7 :1

5= 1 35 7

185 1= 1

5 1 185

1= 1 18 2

3:3 27

5=2 32

37 5= 28

45

(6)

Matematica, Aritmetica, Frazioni, Espressioni Q, addizione, sottrazione, moltiplicazione, divisione, esercizi con soluzioni

Math, Arithmetic, Fraction expressions, Fraction, Expression, Addition, Subtraction, Multiplication, Division, Fraction expressions solved

Matemática, Aritmética, Fracción, Expresiones, Resta, Sustracción, Suma, Adición, Multiplicación, División

Mathématique, Arithmétique, Fraction, Problèmes avec fractions, Addition, Soustraction, Multiplication, Division

Mathematik, Arithmetik, Bruchrechnung, Bruch, Subtraktion, Addition, Multiplikation, Division

Arabic: كَسْر Chinese (Simplified): 分数 Chinese (Traditional): 分數

Czech: zlomek Danish: brøkdel

Dutch: deel, breuk Estonian: murd(arv)

Finnish: murtoluku French: fraction

Greek: κλάσμα

Hungarian: hányad, tört(rész) Icelandic: brot

Indonesian: pecahan Japanese: 分数

Korean: 분수 Lithuanian: trupmena Norwegian: brøk(del)

Polish: ułamek Portuguese (Brazil): fração Portuguese (Portugal): fracção

Romanian: fracţie Russian: дробь Slovak: zlomok Slovenian: ulomek

Swedish: del Turkish: kesir

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