Answer
$\frac{5}{12}$ square yard
Work Step by Step
Given, A rectangular barbecue grill is $\frac{15}{16}$ yard by $\frac{4}{9}$ yard.
To find, the area of the grill.
The formula for area of rectangle = length * breadth
$\frac{15}{16}$ yard * $\frac{4}{9}$ yard.
Divide out common factors form numerators and denominators
common factors are 3 and 4
So in lowest term the area of the grill is $\frac{5}{12}$ square yard