1 loaf of bread uses 2/3 of a cup of flour. <span>Meaning 12 cups of flour gets you 8 loaves of bread. 2/3 = 12/1 x 2/3 = 24/3 = 8 loaves of bread</span>
You add all of the numbers up each row and divide by how many there are so: row one: if u add it all up it would be 10 then divide by how many there are