Answer:
[tex]3 \frac{5}{8}[/tex]
Explanation:
1 3/4 = 1 + 3/4 = 4/4 + 3/4 = (4+3)/4 = 7/4
1 7/8 = 1 + 7/8 = 8/8 + 7/8 = (8+7)/8 = 15/8
then:
1 3/4 +1 7/8 = 7/4 + 15/8
7/4 = 14/8
then:
7/4 + 15/8 = 14/8 + 15/8 = (14+15)/8 = 29/8
29/8 = 24/8 + 5/8 = 3 + 5/8
= 3 5/8
