math help

What is 2/9 + 6/9?

What is 2/9 + 6/9?

Here's how you add

2
9
+
6
9

Step 1

Since our denominators match, we can add the numerators.

2 + 6 = 8

This yields the answer

8
9

Step 2

The last step is to reduce the fraction if we can.

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

No good. So next you try the next prime number, which is 3...

No good. So next you try the next prime number, which is 5...

No good. So next you try the next prime number, which is 7...

No good. So next you try the next prime number, which is 11...

No good. 11 is larger than 8. So we're done reducing.

And we're done! Here's the final answer to 2/9 + 6/9

2
9
+
6
9
=
8
9
© 2014 Randy Tayler