math help

What is 15/11 + 3/11?

What is 15/11 + 3/11?

Here's how you add

15
11
+
3
11

Step 1

Since our denominators match, we can add the numerators.

15 + 3 = 18

So the answer is:

18
11

Step 2

Last of all, we need to simplify the fraction, if possible. Can it be reduced to a simpler fraction?

To find out, we try dividing it by 2...

Nope. Try the next prime number, 3...

Nope. Try the next prime number, 5...

Nope. Try the next prime number, 7...

Nope. Try the next prime number, 11...

Nope. Try the next prime number, 13...

No good. 13 is larger than 11. So we're done reducing.

Congratulations! Here's your final answer to 15/11 + 3/11

15
11
+
3
11
=
18
11
© 2014 Randy Tayler