Sagot :
Réponse:
ex 6
a. 8/ 9 x 7/5 = 56/45
b . 7/9 x 7/9 = 49/81
c . 4 x 7/5 = 28/5
ex 7
a. 2/7 x 5/3 = 10/21
b . 8/3 x 8/9 = 64/27
c . 3 x 5/8 = 15/8
Réponse:
Ex: 6:
a. 8/9×7/5=56/45.
b. 7/9×7/9=49/81.
c. 4/1×7/5=28/5.
Ex: 7:
a. 2/7×5/3=10/21.
b. 8/3×8/9=64/27.
c. 3×5/8=15/8.