Sagot :

Theo

Bonjour,

a) 25 + 1/2 = 50/2 + 1/2 = 51/2

b) 4 + 5/9 =36/9 + 5/9 = 41/9

c) 7 + 2/3 = 21/3 + 2/3 = 23/3

d) 12 - 1/4 = 48/4 - 1/4 = 47/4

e) 8 - 2/5 = 40/5 - 2/5 = 38/5

f) 10 - 10/11 = 110/11 - 10/11 = 100/11

Bon week-end !

Réponse :

Explications étape par étape

25+1/2=50/2+1/2=51/2

4+9/5=36/9+5/9=41/9

7+2/3=21/7+2/3=23/7

12-1/4=48/4-1/4=47/4

8-2/5=40/5-2/5=38/5

10-10/11=110/11-10/11=100/11