Bonsoir,
ex 31
66/20 = 33/10
-63/30 = -21/10
70/135 = 14/27
ex 32
-15/120 = -1/8
-300/ 240 = -15/12 = - 5/4
-504/ 1764 = -18/63 = - 6/21 = - 2/7
ex 33
-5/42
-6/ 70
ex 34
35/7 =5
18/9 = 2
12/9 = 4/3
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Bonsoir,
ex 31
66/20 = 33/10
-63/30 = -21/10
70/135 = 14/27
ex 32
-15/120 = -1/8
-300/ 240 = -15/12 = - 5/4
-504/ 1764 = -18/63 = - 6/21 = - 2/7
ex 33
-5/42
-6/ 70
ex 34
35/7 =5
18/9 = 2
12/9 = 4/3