Question

Ex.1) Find the sum of the following.
1) 2/4+5/4
2) 6/7+8/14
3) 5/3+3/7
4) 7/9+(-6/18)
5) 7/10+(-1/10)​

Answer 1

Answer:

1) =7/4

2) =10/7

3) =44/7

4) =4/9

5) =3/5

Answer 2

Question

Ex.1) Find the sum of the following.

1) 2/4+5/4

2) 6/7+8/14

3) 5/3+3/7

4) 7/9+(-6/18)

5) 7/10+(-1/10)​

Answer:

2/4+5/4

⇒(2+5)/4

⇒7/4

6/7+8/14

⇒(6*2/7*2)+8/14

⇒12/14+8/14

⇒12+8/14

⇒20/14

5/3+3/7

⇒(5*7/3*7)+(3*3+/7*3)

⇒35/21+9/21

⇒44/21

7/9+(-6/18)

⇒(7*2/9*2)-6/18

⇒14/18-6/18

⇒8/18

7/10+(-1/10)​

⇒7/10-1/10

⇒6/10