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  1. Quizzes for kids
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  2. Add Mixed Numbers with Unlike Denominators
    3. ›
  3. 2

Find the sum and simplify your answer.

61
6
 +
31
3
A.
11
15
B.
23
33
C.
91
2
D.
11
2
That's Correct!
It's Wrong!
6 1
6
+
3 1
3

To add mixed numbers, we first add the whole number parts together, and then the fraction parts.

Add the whole parts.

6 + 3 = 9

Now, add the fraction parts.

1
6
+
1
3

Let’s find the least common multiple of 6 and 3.

Least common multiple of 6 and 3 is 6.

So, least common denominator = 6

Now, rewrite both the fractions with denominator 6.

1
6
×
1
1
=
1
6
1
3
×
2
2
=
2
6

Now, add:

1
6
+
1
3
=
1
6
+
2
6
=
1 + 2
  6
=
3
6

Now, simplify:

3
6
=
3 ÷ 3
6 ÷ 3
=
1
2

Now, write the sum of whole parts and fraction parts together.

9
1
2
So, the required sum is
9 1
2
.
Next

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Key Data

Questions
10
Grade
5
Theme
Fractions
Passing score
80%

Progress

8 Incorrect
10 Correct
1
2
3
4
5
6
7
8
9
10
Restart