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A=1sur7 - 5sur7
B=1sur2 +5sur6
C=2sur5 - 3sur4
D=3sur4 x 7sur11
E= -2sur15 x 25sur6
F= 4sur7 : 5sur3

Aider moi les fraction et moi fond 2

Sagot :

PAN59
A=1sur7 - 5sur7
B=1sur2 +5sur6
C=2sur5 - 3sur4
D=3sur4 x 7sur11
E= -2sur15 x 25sur6
F= 4sur7 : 5sur3

A = -4/7
B = 3/6+5/6 = 8/6 = 4/3
C = 8/20-15/20 = -7/20
D = 21/44
E = -50/90 = -5/9
F = 4/7 * 3/5 = 12/35

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