Réponse :
D= 3 + 1/3 = 9/3 + 1/3
= 10/3
G= 5/6 + 1/5 = 5x5/6x5 + 6x1/5x6
= 25/30 + 6/30
= 31/30
H=3/2+5+2/5
=3x5/2x5+5x5/10+2x2/5x2
=15/10+25/10+4/10
=44/10
=22/5
Explications étape par étape
D=3+1/3
=3x3/3+1/3
=9/3+1/3
=10/3
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Réponse :
D= 3 + 1/3 = 9/3 + 1/3
= 10/3
G= 5/6 + 1/5 = 5x5/6x5 + 6x1/5x6
= 25/30 + 6/30
= 31/30
H=3/2+5+2/5
=3x5/2x5+5x5/10+2x2/5x2
=15/10+25/10+4/10
=44/10
=22/5
Explications étape par étape
D=3+1/3
=3x3/3+1/3
=9/3+1/3
=10/3