Ratio/Tape Diagram Extension Menu
You may be interested in real world ratios such as the golden ratio (found in art and nature), common ratios in architecture, and ratios in cooking and nutrition.
Choices 1-3: Read about one of the following:
1. Information on the GOLDEN RATIO. Includes pictures of the Parthenon, Pyramids, and other art works. Gives directions to draw plane figures based on the Golden Ratio.
2. Overview of the Golden Ratio. Includes examples from math, art, architecture, and real-life objects. ~3 minutes http://www.youtube.com/watch?v=fmaVqkR0ZXg&feature=youtube_gdata_player
3. An article about the book “Ratio: The Simple Codes Behind the Craft of Everyday Cooking” explains how ratios can be used to simplify cooking. Example: 5:3 ratio of flour to water in bread making. http://www.nytimes.com/2009/04/29/dining/reviews/29book.html
Complete the following "Spy Guys - Ratios" interactive web activity:
Learn about changing between fractions, decimals, and percents and create a lesson to teach the class about changing between numbers in those three forms.
Write a stump-the-class tape diagram problem for the class to solve. Answer your own question and show the tape diagram work for the board.