Seconde A Fractions relatives (1) Exercice 1
Calculer et simplifier si possible A = 5
9−7
6 B = −3−7
4 C = 5
6−−2 9 D = −21
15 +3
5 E = 2 3+1
4−5
9 F = 2−1 3+5
6 Exercice 2
Calculer et simplifier si possible G = 3
8× −5
4 H = −2×7
9 I = −4
3 ×3
5 J = 4
3×(− 9 16) K = 13
7 ×−14 15 × 5
26 L = 1
−2×2 3×−3
4 × 6
−5 M = −1
4 −2 3
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2
Exercice 3
Calculer et simplifier si possible
N = O = P =
R = S = T =
Réponses : A = −11
18 B = −19
4 C = 19
18 D = −4
5 E = 13
36 F = 5 2 G = −15
32 H = −14
9 I = −4
5 J = −3
4 K = −1
3 L = − 3
10 M = −1 9
N = O = P = R = S = T =
