I. Perform the following operations on rational
numbers (reduce your answer to its lowest term)

1.) 3/7+2/7=

2.) 5/12+1/12=

3.) 5/6+3/4=

4.)4/7+1/2=

5.)2 3/8+2 1/8=

6.) 2/3×1/5=

7.) 2 1/5× 2/5=

8.)7/16-5/16=

9.)5/9-3/9=

10.)3/8-1/2=

11.)21/22-1/2=

12.)7 1/2- 1/3=

13.)3/12÷4/5=

14.)1 2/7÷1 4/5=

please answer this need po ❤️​