Réponse :
ex 14
a. 3/4 = 9/12
b. 4/5 = 20/25
c. 2/7 = 6/21
d. 6/5 = 24/20
ex 15
a. 7/11 = 14/22
b. 12/5 = 72/30
c. 81/63 = 9/7
d. 65/10 = 13/2
ex 16
a. 32/36 = 8/9
b. 70/77 = 10/11
c. 36/42 = 6/7
d. 81/72 = 9/8
ex 18
a. 6/9 = 2/3
b. 8/14 = 4/7
c. 25/15 = 5/3
d. 16/12 = 8/6 = 4/3
Bonjour
exercice 14
a. 3/4 9/12
Exercice 15
7/11 = 14/22
12/5 = 72/30
9/7 = 81/63
13/2 = 65/10
exercice 16
exercice 18
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Réponse :
ex 14
a. 3/4 = 9/12
b. 4/5 = 20/25
c. 2/7 = 6/21
d. 6/5 = 24/20
ex 15
a. 7/11 = 14/22
b. 12/5 = 72/30
c. 81/63 = 9/7
d. 65/10 = 13/2
ex 16
a. 32/36 = 8/9
b. 70/77 = 10/11
c. 36/42 = 6/7
d. 81/72 = 9/8
ex 18
a. 6/9 = 2/3
b. 8/14 = 4/7
c. 25/15 = 5/3
d. 16/12 = 8/6 = 4/3
Bonjour
exercice 14
a. 3/4 9/12
b. 4/5 = 20/25
c. 2/7 = 6/21
d. 6/5 = 24/20
Exercice 15
7/11 = 14/22
12/5 = 72/30
9/7 = 81/63
13/2 = 65/10
exercice 16
a. 7/11 = 14/22
b. 12/5 = 72/30
c. 81/63 = 9/7
d. 65/10 = 13/2
exercice 16
a. 32/36 = 8/9
b. 70/77 = 10/11
c. 36/42 = 6/7
d. 81/72 = 9/8
exercice 18
a. 6/9 = 2/3
b. 8/14 = 4/7
c. 25/15 = 5/3
d. 16/12 = 8/6 = 4/3