•(-7/8)(1/9)=
•(1/2)(-4/5)=
•(-3/4)(2/3)(-1/2)=
•(-1/2)÷(-1/4)=
•(3/5)÷(3/5)=
•(1/8)÷(-1/10)=
•(3/5)÷(-2/3)=
•(-2/9÷(-4/7)=
•(3/4)÷(9/5)=
ALGUIEN QUE ME PUEDA AYUDAR ​