Answer:

1.

2.

3.

4.

5.

Step-by-step explanation:

I'm sorry if the answers are wrong. I'll give you the instructions given to me so you can try and solve it yourself.

Step 1. Find the Least Common Denominator (LCD)

Step 2. Find theissing numerators.

To find the missing numerators, divide the LCD by the denominator of the given fraction. Multiply the quotient by the numerator.

Step 3. Add the numerators. Then, write the sum over the common denominator.

Step-by-step explanation:

1, 7/12

2,9/10

3,2/3

4,8/15

5,5/6