What is the sum of the given fractions? Reduce the sum to its simplest form (if possible).

4
15
+
5
15
+
3
15
A.
4
15
B.
11
15
C.
4
5
D.
3
5
That's Correct!
It's Wrong!
4
15
+
5
15
+
3
15

Look at the fractions to be added. The denominator is same for all of them.

So, add the numerators, and put the obtained result over the common denominator.

4
15
+
5
15
+
3
15
=
4 + 5 + 3
15
=
12
15

Now, simplify:

12
15
=
12 ÷ 3
15 ÷ 3
=
4
5
So, 
4
15
+
5
15
+
3
15
=
4
5
.

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Key Data

Questions
15
Grade
4
Theme
Fractions
Passing score
80%

Progress

8 Incorrect
10 Correct
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Restart