Question

(-4/9)+(+2/3)
(-2/3)+(+5/4)

Answer 1

Resposta:

Explicação passo-a-passo:

(-4/9)+(+2/3)

-4/9 + 2/3

2.9 - 4.3 / 3.9

18-12 / 27

6/27

(-2/3)+(+5/4)

5/4 - 2/3

5.3 - 2.4 / 4.3

15 - 8 / 12

7/12