Math and Science Gumbo
Western Reserve Public Media
 

 

Doubling and Tripling Recipes

NOTE: This lesson uses peanut butter. If any students in the class have nut allergies, then do not use this lesson.

Overview of Lesson

Students learn how to double and triple the supplied recipe for no-bake cookies.

 

Goal

Students will learn what happens when a recipe is doubled (and/or tripled).

 

Objectives

  • Students will make no-bake cookies.

  • Students will carefully measure each ingredient.

  • Students will double the recipe (and triple, if so desired).

  • Students will create a chart showing the results of doubling (and/or tripling) the recipe.

 

Ohio Academic Content Standards

Mathematics (Grades 3-4)
Patterns, Functions and Algebra

Benchmark A:
Analyze and extend patterns, and describe the rule in words.

Benchmark B:
Use patterns to make predictions, identify relationships and solve problems.

Benchmark G:
Describe how a change in one variable affects the value of a related variable.

Indicators:
3. Use patterns to make predictions, identify relationships and solve problems.

7. Create tables to record, organize and analyze data to discover patterns and rules.

 

Materials

 

Procedure

  1. Divide the students into groups of three or four.

  2. Give each group the recipe handout.

  3. Give each group a cookie sheet, mixing bowl, spatula, spoon and wax paper.

 

Extension

Tell students that they are going to plan a party for the class next door and are going to bake cookies. Using the Doubling and Tripling Recipes Chart handout, have the students write in the amount of ingredients needed if they multiply the recipe by two, three and four.

 

Evaluation

Use students’ achievement on the completion of the chart to evaluate their performance.
 
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