Question

Ayuuuuuuuuuuuuuuuuuuuuuuuuuuda
Responde bien porfa

Answer 1

Respuesta:

-44/63

13/28

3/5

Explicación paso a paso:

1.

(-8/7) - (-4/9) = -72/63 + 28/63 = -44/63

2.

Hay: 3/4 = 21/28

Restamos: 2/7 = 8/28

21/28 - 8/28 = 13/28

3.

3 1/5 - 2 3/5

16/5 - 2 3/5

16/5 - 13/5

3/5