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

3
15
+
3
15
+
4
15
A.
1
3
B.
2
5
C.
1
5
D.
2
3
That's Correct!
It's Wrong!
3
15
+
3
15
+
4
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.

3
15
+
3
15
+
4
15
=
3 + 3 + 4
15
=
10
15

Now, simplify:

10
15
=
10 ÷ 5
15 ÷ 5
=
2
3
So, 
3
15
+
3
15
+
4
15
=
2
3
.

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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