Adding 3/4 and 2/5

To add fractions with different denominators like 3/4 and 2/5, you need to find a common denominator. In this case, the least common denominator (LCD) for 4 and 5 is 20.

To make the denominators the same, you can multiply 3/4 by 5/5 to get 15/20, and 2/5 by 4/4 to get 8/20.

Then, you can add these fractions together: 15/20 + 8/20 = 23/20.

In proper form, 23/20 can be simplified to 1 3/20.

So, 3/4 + 2/5 = 1 3/20.

Remember to simplify your answer if needed.