Answer: First solve the parentheses using order of operations. Then add and subtract from left to right.
Demo:
(3 * 11) = 33
Equation now looks like:
63 - 21 + 33
63 - 21 = 42
Equation now looks like:
42 + 33
42 + 33 = 75
The value of this expression is 75.
<span>The stadium area is
278,709 meters squared.
If 1 ft =
0.3048 meters</span>
<span>
1square
feet = 0.3048 x 0.3048 = 0.09290304
square meter.</span>
<span>
Then
3,000,000 square feet x 0.09290304
sq. m = 278,709.12</span>