Réponses

2014-09-14T15:47:11+02:00
Bonjour

a ) 2 +3/5 = 10/5 + 3/5 = 13/5

b) 11/5 - 3/2 = 22/10 - 15/10 = 7/10

c) 15/13 x 4/5 = 60/ 65 = 12/13
  • Utilisateur Brainly
2014-09-14T15:47:59+02:00
A= 2 + 3/5
A= 10/5 + 3/5
A= 13/5

B= 11/5 - 3/2
B= 22/10 - 15/10
B= 7/10

C= 15/13 x 4/5
C= 60/65
C= 12/13