Final answer:
5/8 + 4/5 as a fraction is 57/40.
Step-by-step explanation:
To add the fractions 5/8 and 4/5, you need to find a common denominator.
The least common multiple (LCM) of 8 and 5 is 40.
To make the denominators of the fractions equal to 40, you can multiply the numerator and denominator of the first fraction by 5 and the numerator and denominator of the second fraction by 8.
5/8 x 5/5 = 25/40
4/5 x 8/8 = 32/40
Now, you can add the fractions:
25/40 + 32/40
= 57/40
So, 5/8 + 4/5 as a fraction is 57/40.