Question

Add. Reduce to lowest terms. 6 4/5 + 3 7/10 =

Answer 1

10 1/2

Explanation:

The LCD here is 10.

Thus, our 6 4/5 + 3 7/10 becomes 6 8/10 + 3 7/10.

Adding the whole numbers, we get 9; adding the fractions, we get 15/10, or 1 1/2. Combine this 9 and this 1 1/2:

Thus, our 6 4/5 + 3 7/10 becomes 10 1/2.

Answer 2

10 1/2

Explanation:

Converting both mixed numbers to improper fractions, we get 34/5+37/10. Now we can convert them both to have a denominator of 10 and we get 68/10+37/10. Combining, we get 105/10 or 10 1/2.