Answer Key to Math Practice Worksheet for Addition for Fractions Different Denominators 1

Addition for Fractions
Different Denominators 1
Version 3		Name:________________________

Solve the fraction problem and reduce the answer to simplest form.

1
3
+
2
4
=
1 × 4
3 × 4
+
2 × 3
4 × 3
 >>>> 
4
12
+
6
12
 >>>> 
10
12
 >>>> 
5
6
1
5
+
2
4
=
1 × 4
5 × 4
+
2 × 5
4 × 5
 >>>> 
4
20
+
10
20
 >>>> 
14
20
 >>>> 
7
10
1
3
+
2
4
=
1 × 4
3 × 4
+
2 × 3
4 × 3
 >>>> 
4
12
+
6
12
 >>>> 
10
12
 >>>> 
5
6
1
3
+
3
5
=
1 × 5
3 × 5
+
3 × 3
5 × 3
 >>>> 
5
15
+
9
15
 >>>> 
14
15
1
2
+
2
5
=
1 × 5
2 × 5
+
2 × 2
5 × 2
 >>>> 
5
10
+
4
10
 >>>> 
9
10
1
5
+
2
3
=
1 × 3
5 × 3
+
2 × 5
3 × 5
 >>>> 
3
15
+
10
15
 >>>> 
13
15
1
4
+
1
2
=
1
4
+
1 × 2
2 × 2
 >>>> 
1
4
+
2
4
 >>>> 
3
4
1
3
+
1
2
=
1 × 2
3 × 2
+
1 × 3
2 × 3
 >>>> 
2
6
+
3
6
 >>>> 
5
6
1
2
+
1
4
=
1 × 2
2 × 2
+
1
4
 >>>> 
2
4
+
1
4
 >>>> 
3
4
1
4
+
1
5
=
1 × 5
4 × 5
+
1 × 4
5 × 4
 >>>> 
5
20
+
4
20
 >>>> 
9
20
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