Add.
3/8+4/5
Write your answer as a fraction in simplest form.
To add the fractions 3/8 and 4/5, we need to find a common denominator. In this case, the least common multiple (LCM) of 8 and 5 is 40.
Next, we need to make the denominators of the fractions equal to the LCM of 40.
To convert 3/8 to have a denominator of 40, we multiply both the numerator and denominator by 5. This gives us (3/8) * (5/5) = 15/40.
To convert 4/5 to have a denominator of 40, we multiply both the numerator and denominator by 8. This gives us (4/5) * (8/8) = 32/40.
Now that both fractions have a denominator of 40, we can add them together: 15/40 + 32/40 = (15 + 32)/40 = 47/40.
Therefore, the sum of 3/8 and 4/5 is 47/40 in simplest form.