Effectue et donne le resulta sous forme de fraction 7/18+2/6+5/9=??? (1/2+1/6)-(1-1/3)=??? 48/30-(1/10+1/5)=??? Urgenntttt merci a seu ou celle qui von maider <

7/18+2/6+5/9=
7/18+ 2*3/6*3 + 5*2/9*2=
7/18+ 6/18 + 10/18=
7+6+10/18=
23/18

(1/2+1/6)-(1-1/3)=
(1*3/2*3 + 1/6) - (3/3 - 1/3)=
(3/6 + 1/6) - (3-1/3)=
4/6 - 2/3=
4/6 - 2*2/3*2=
4/6-4/6=
0/6

48/30 - (1/10 + 1/5)=
48/30 - (1/10 + 2/10)=
48/30 - 3/10=
48/30 - 9/30=
39/30

7/18+2/6+5/9=7/18+6/18+10/18=23/18
(1/2+1/6)-(161/3)=(3/6+1/6)-(3/3-1/3)=(4/6)-(2/3)=4/6-4/6=0
48/30-(1/10+1/5)=48/30-(1/10+2/10)=16/10-3/10=13/10