Sagot :
Bonsoir,
A= 7/24 - 15/24 = -8/24 = -1/3
B= -5/18 - 33/18 = -38/18 = -19/9
C=11/45 - (-5/9) = 11/45 +5/9 = 11/45+25/45 = 36/45 = 4/5
D= -24/21 -10/21 = -34/21
E= -48/72 +19/72 = -29/72
Bonsoir,
A= 7/24 - 15/24 = -8/24 = -1/3
B= -5/18 - 33/18 = -38/18 = -19/9
C=11/45 - (-5/9) = 11/45 +5/9 = 11/45+25/45 = 36/45 = 4/5
D= -24/21 -10/21 = -34/21
E= -48/72 +19/72 = -29/72