Bonsoir,
K= -3/24 +30/24 -28/24 = -1/24
L= 35/35 - 75/35 + 21/35 = -19/35
M= -60/60 +50/60 -138/60 + 12/60 = ?
N= -12/40 -45/40+56/40+60/40= ?
P = -726/66 + 6/66-396/66 = ?
R = 40/60+ 105/60 - 12/60 = ?
Je te laisse faire les dernières opérations
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Bonsoir,
K= -3/24 +30/24 -28/24 = -1/24
L= 35/35 - 75/35 + 21/35 = -19/35
M= -60/60 +50/60 -138/60 + 12/60 = ?
N= -12/40 -45/40+56/40+60/40= ?
P = -726/66 + 6/66-396/66 = ?
R = 40/60+ 105/60 - 12/60 = ?
Je te laisse faire les dernières opérations