Question

1. Add the following rational numbers:
i.12/7and3/7
ii.-2/5and1/5
iii.3/-8and1/8
iv.-5/11and-7/11
2.add the following rational number:
i.-2/5and3/4
ii.-5/9and2/3
iii.-4and1/2
iv.-7/27and5/18
3.Evaluate:
i.-3/5+7/5+-1/5
ii.-12/7+3/7+-2/7
iii.11/-12+3/-8+1/4
4.simplify:
i.-11/39+5/26+2
ii.2+-1/2+-3/4
iii.-9/11+2/3+-3/4​

Answer 1

Answer:

1)

1. 15/7

2. -1/5

3. -2/8

4. -12/11

2) 1. 7/20

2. 1/9

3. -7/8

4. -6/54

3)

1. 3/5

2. -11/7

3. _

4)

1.

2.

3.

Step-by-step explanation:

this is all I could do in this time