Respuesta :

Answer:

1/9 + 2/9 = 0.33

1/5+2/5+2/5= 1

5/6 - 2/6=0.5

Answer:

1. 3/9 or 1/3 2. 1   3. 3/6 or 1/2

Step-by-step explanation:

1. add numerators to get 3/9 then simplify to get 1/3

2. add numerators to get 5/5 then simplify to get 1 whole

3.subtract numerators to get 3/6 then simplify to get 1/2