Question

Mrs. Hyatt went to the fabric store. She purchased 1 1/2 a yard of red material, 2 1/8 a yard of blue material and 3 3/4 a yard of green material how many yards of material did she buy?

A 1 3/8
B 6 3/8
C 6 7/8
D 7 3/8​

Answer 1

The choice D.

`7 (3)/(8)`

Explanation:

We use addition;

`1 (1)/(2) + 2 (1)/(8) + 3 (3)/(4) \\ \\ \\ (3)/(2) + (17)/(8) + (15)/(4) \\ \\ (12)/(8) + (17)/(8) + (30)/(8) = (59)/(8) \\ \\ = 7(3)/(8)`