2 1/4 + 4 3/8

To add 2 1/4 and 4 3/8, we first need to convert the fractions to have a common denominator. The common denominator of 4 and 8 is 8.

Converting 1/4 to have a denominator of 8:
1/4 = (1 * 2)/(4 * 2) = 2/8

So, 2 1/4 becomes 2 2/8.

Now let's add 2 2/8 and 4 3/8:
2 2/8 + 4 3/8 = (2 + 4) + (2/8 + 3/8) = 6 + 5/8 = 6 5/8

Therefore, 2 1/4 + 4 3/8 = 6 5/8.