1
2

+
1
2

≠
1 + 1
2 + 2

1 + 1
2 + 2

=
2
4

1
2

+
1
2
= 1

What is the answer for
3
2

+
1
2

Add:
2
3

+
3
6

4
6

is an equivalent fraction for 
2
3

and it has the same denominator as 
3
6

What you are really adding is 
4
6

+
3
6

(Add 4 and 3) The answer is 
7
6

3
5

+
2
4

Multiply the numerator and denominator for 
3
5
by 4

Multiply the numerator and denominator for 
2
4
by 5

You will get 
12
20
+

10
20

3
5
+

2
4

=
3
5

×
4
4

+
2
4

×
5
5

=
12
20

+
10
20

=
22
20
