Depends on the size of the sheets of plywood.
One, if it is big enough.
4-ft x 8-ft = 32 square feet in each sheet400/32 = 121/2 sheets
Plywood comes in 4 x 8 sheets = 32 sq ft 300/32 = 9.37 so you need 10 sheets
768 sq ft
Approx. 113 sheets
6-4'x8' sheets
Depends on the size of the sheets of plywood.
Each sheet cover 15 square feet. That means you need 36 sheets.
You will need at least 14 sheets, depending on shape and height of wall.
1 plus 4 sq ft
One, if it is big enough.
4-ft x 8-ft = 32 square feet in each sheet400/32 = 121/2 sheets
67 of them.
4*8 = 32. 4000 / 32 = 125. So 125 sheets
Plywood comes in 4 x 8 sheets = 32 sq ft 300/32 = 9.37 so you need 10 sheets
188 will cover it. Bring extra.