Answer:
Step-by-step explanation:
[tex]\frac{1}{2}[/tex] + [tex]\frac{1}{8}[/tex] + [tex]\frac{1}{4}[/tex] = [tex]\frac{4}{8}[/tex] + [tex]\frac{1}{8}[/tex] + [tex]\frac{2}{8}[/tex] = [tex]\frac{4+1+2}{8}[/tex] = [tex]\frac{7}{8}[/tex] of a yard of material
