Bonsoir, Simplifier le plus possible 28/12 38/42 60/44 31/93 34/22 15/12 200/70 57/19 25/45 25/100

Réponse:

28/12 = 7/3

38/42 = 19/21

60/44 = 15/11

31/93 = 1/3

34/22 = 17/11

15/12 = 5/4

200/70 = 20/7

57/19 = 3/1

25/45 = 5/9

25/100 = 1/4

Réponse :

28/12 = 4x7/4x3 = 7/3

38/42 = 19/21

60/44 = 30/22= 15/11

31/93 = 1/3

34/22 = 17/11

15/12 = 5/4

200/70 = 20/7

57/19 = 3

25/45 = 5/9

25/ 100 = 1/4

Explications étape par étape