TALLER 4

1 . 5 / 6 + 7 / 8
= ____________________ X ____________________ + ____________________ X ____________________ / ____________________ X ____________________
= ____________________ + ____________________ / ____________________
= ____________________ / ____________________ SIMPLIFICAR
= ____________________ / ____________________
2 . 9 / 2 - 3 / 8
= ____________________ X ____________________ - ____________________ X ____________________ / ____________________ X ____________________
= ____________________ - ____________________ / ____________________
= ____________________ / ____________________ SIMPLIFICAR
= ____________________ / ____________________
3 . 8 / 5 ÷ 3 / 2
= ____________________ X ____________________ ÷ ____________________ X ____________________
= ____________________ / ____________________
4 . ____________________ / ____________________ X ____________________ / ____________________
= ____________________ X ____________________ / ____________________ X ____________________
= ____________________ / ____________________