We can divide 18 pounds by 2/3 pounds to find how many servings of meals the dogs will have. We will use the keep change flip rule to solve this. 18 / 2/3 is then the same as 18 x 3/2 We then multiply across to get 54/2 This would be 27 meals that the food will last
We know it won’t be up or down because the 2 would have to be on the outside. It must be to the right because it will go the opposite of the sign in the parentheses (in this case -2). So instead of going left you’d go right!