math help

What is 78/10 + 5/10?

What is 78/10 + 5/10?

Here's how you add

78
10
+
5
10

Step 1

Since our denominators match, we can add the numerators.

78 + 5 = 83

That gives us the sum, which is

83
10

Step 2

Now, do we need to simplify this fraction?

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...

No good. 11 is larger than 10. So we're done reducing.

Congratulations! Here's your final answer to 78/10 + 5/10

78
10
+
5
10
=
83
10
© 2014 Randy Tayler