What is 3 2/4 + 8 7/8

12 3/8, first you want to change the first fractions denominator equal to the second fractions denominator. Since 4 and 8 are multiples, it easily changes. So the new numbers would be 3 4/8 + 8 7/8 you first add the whole numbers, then the fractions to get 12 3/8.

Answer: 3 2/4 added to 8 7/8 = 12 1/2

Step-by-step explanation:

3+8=11

2/4=4/8

4/8+7/8=1 4/8

1 4/8+11 = 12 1/2