Activity Detail
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Activity Overview

Students will use percentages and proportional reasoning skills to solve problems.

Before the Activity

  • See the attached PDF file for detailed instructions for this activity
  • Print pages 25 - 30 from the attached PDF file for your class
  • Get familiarized with the concept of percentages by working on the problem given on page 27

    		•

    		During the Activity

    		Distribute the pages to the class.

    Follow the activity procedures:
  • Calculate the total number of plants that can be planted in a flower garden
  • Using the percent of each color that is to be included, calculate the number of flowers of each color that is to be included
  • Create a drawing of the garden showing the placement of the flowers


  • Write out the nutritional information of a packaged snack food
  • Calculate the percentage of fat, carbohydrate, and protein in each serving


  • Each team plans the lunch for the first, second, and third grade students according to the given nutritional guidelines
  • Create a chart displaying the menu information and the serving size
  • Calculate the grams of protein, carbohydrate, and fat for each menu item, and for the entire meal
  • Find the total number of calories and percentage of calories from each food group: proteins, carbohydrates, and fat

    		After the Activity

    		Students present their completed charts to the class.

  • Review student results
  • As a class, evaluate the charts for similarities and differences in the lunch menus
  • Re-teach concepts as necessary

    		Other Downloads




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    Subject Area:
    Math : Middle Grades Math : Algebraic Thinking
    Math : Middle Grades Math : Measurement
    Math : PreAlgebra : Number Sense and Operations
    Math : PreAlgebra : Measurement
    Math : Middle Grades Math : Number Sense

    Author:
    Texas Instruments

    Level:
    5-8

    Activity Time:
    60 Minutes

    Device:
    TI-15 Explorer™

    Apps:
     

    Software:
     

    Accessories:
     

    Other:
    This is Activity 4 from the EXPLORATIONS Book:
    Developing Problem-Solving Skills with the TI-15

    The following materials are required for this activity:

  • Nutrition fact labels from a variety of food items that could be used for lunch
  • Chart paper
  • Markers


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