Math in Our World: Lemonade Recipe

Each summer Brandy sets up a lemonade stand. Last summer, Brandy sold over 100 servings of lemonade. She’s getting ready to set up her stand for this summer.

She will use the recipe below. This recipe will make 6 servings of lemonade.

Lemonade Recipe table of ingredients and amounts. Granulated sugar: 3-fourths cup. Water (for simple syrup): 3-fourths cup. Lemon juice: 3-fourths cup. Cold water (to dilute): 2 cups.
  1. Use pictures, models, or numbers to show what is happening.
  2. What do you notice? What do you wonder?
  3. What mathematical questions can you ask about this situation? Answer all the questions you can!
  • How many times will Brandy have to duplicate this recipe?
  • How much more water than lemon juice is in each batch of the recipe?
  • Show your work to someone else, and explain your thinking. Did they understand?
  • Ask whether they have any other questions you can answer!

Try to find a recipe on a box, in a cookbook, in a magazine, or online. Think of questions that you could ask and answer about this recipe. How do the measurements change if you duplicate the recipe?