Réponse:
A=1/6x3+1/9x2=3/18+2/18=5/18
B=3/10x4-1/4x10=12/40-4/40=8/40
C=3/4x6-1/6x4=18/24-4/24=14/24
D=5/9x4+1/12x3=20/36+3/36=23/36
E=5/8x5-1/10x4=25/40-4/40=21/40
F=1/10x6+5/12x5=6/60+25/60=31/60
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Réponse:
A=1/6x3+1/9x2=3/18+2/18=5/18
B=3/10x4-1/4x10=12/40-4/40=8/40
C=3/4x6-1/6x4=18/24-4/24=14/24
D=5/9x4+1/12x3=20/36+3/36=23/36
E=5/8x5-1/10x4=25/40-4/40=21/40
F=1/10x6+5/12x5=6/60+25/60=31/60