bonsoir svppp jai besoin daide pr un exo de maths merci bonne soiree
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a) A=3/4-5/8
=24/32-20/32
=4/32=1/8
b) B=2/9-7/3+5/18
=4/18-42/18+5/18
=-33/18=-11/6
c) C=7/5+7/10-9/5
=14/10+7/10-18/10
=3/10
d) D=5-23/3
=15/3-23/3
=-8/3
e) E=3/7-5
=3/7-35/7
=-32/7
f) F=2-34/11-6+5/22
=44/22-68/22-132/22+5/22
=-151/22