Question

completa la siguiente tabla
3/7 +_/_= -6/6 _/_ - 7/5 = 27/20 9/2 x _/_= 27/14 _/_ : 11/5 = -20/22

5/_ + _/7 = 5/14 -8/_ - 9/_ = -93/30


0

Answer 1

3/7+a/b = -6/6 ----> a/b=-6/6-3/7=-10/7
c/d-7/5=27/20 ----> c/d=27/20+7/5=11/4
9/2x e/f=27/14 ----> e/f=3/7
g/h÷11/5=-20/22 ---> 5g/11h=-20/22 --->g/h=-2/1