Sagot :
Bonjour,
M=
21/24 -2/24 = 19/24
N=
-16/36 + 15/36 = -1/36
P =
-21/18 -30/18 +4/18 = -47/18
Q=
(20/15 +2/15) -( 12/16 -2/16)=
22/15 - 10/16 =
22/15 -5/4 =
88/60 - 75/ 60= 11/60
Bonjour,
M=
21/24 -2/24 = 19/24
N=
-16/36 + 15/36 = -1/36
P =
-21/18 -30/18 +4/18 = -47/18
Q=
(20/15 +2/15) -( 12/16 -2/16)=
22/15 - 10/16 =
22/15 -5/4 =
88/60 - 75/ 60= 11/60