Question 954430
Original fabric=11 2/3 square yards=35/3 sq yds
Richard got {{{(1/4)(35/3)yd^2=(35/12)yd^2}}} 
Remaining fabric={{{(5/6)yd^2=(10/12)yd^2}}}
Fabric used={{{(35/12)yd^2-(10/12)yd^2}}}={{{(25/12)yd^2}}}
ANSWER Richard used 2 1/12 square yards for his project.