Bonjour à tous est-ce que vous pourriez m'aider à effectuer les opérations suivantes merci
Exercices 33 et 34
Sesamath 5
Exercices 33 et 34
Sesamath 5
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Bonjour ;Exercice 33 .
a) 1/2 + 1/4 = 2/4 + 1/4 = (2+1)/4 = 3/4 .
b) 5/6 + 5/12 = 10/12 + 5/12 = (10+5)/12 = 15/12
c) 13/14 + 5/7 = 13/14 + 10/14 = (13+10)/14 = 23/14
d) 3/4 + 5/24 = 18/24 + 5/24 = (18+5)/24 = 23/24
e) 6/7 + 2/35 = 30/35 + 2/35 = (30+2)/35 = 32/35
f) 11/81 + 1/9 = 11/81 + 9/81 = (11+9)/81 = 20/81