How much of 25 percent nitrogen fertilizer is needed for a 970 square foot bed?

A forty pound (40) bag is the amount of 25 percent nitrogen fertilizer needed for a 970 square foot bed.

Specifically, calculate the amount of 25 percent nitrogen needed for a 1,000 square foot bed. Convert the 25 percent by multiplying it by 100 to get 4. Then divide 4 by 1,000 square feet to get 38.8 pounds.