math help

What is 3/12 + 10/12?

What is 3/12 + 10/12?

This is how you add

3
12
+
10
12

Step 1

Since our denominators match, we can add the numerators.

3 + 10 = 13

So what's the answer so far?

13
12

Step 2

Can this fraction be reduced?

First, we attempt to divide 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 12. So we're done reducing.

Congratulations! Here's your final answer to 3/12 + 10/12

3
12
+
10
12
=
13
12
© 2014 Randy Tayler