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- Grade Range
- 7th - 9th
- Rating
Students calculate real ratios that exist between the planets Earth and Mars. After a lecture/demo, students use worksheets and access Internet sites to do their calculations. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students examine ratios, including the Golden Ratio, a ratio of length to width that can be found in art, architecture, and nature. They examine different ratios to determine whether the Golden Ratio can be found in the human body. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students calculate the ratio of the height of the body to the height of the navel. They discover that the ratios are all approximately equal. Full Review »
- Grade Range
- 7th - 10th
- Rating
Students analyze the formation of ratios as they develop comparisons of two known quantities. These comparisons are used to formulate proportions and solve problems. Full Review »
- Grade Range
- 11th - Higher Ed
- Rating
Students define ratios and how they apply in a business context. They practice ratios through an activity that involves financial data. Full Review »
- Grade Range
- 6th
- Rating
Students use ratios to solve unit problems. Pupils write ratios in three different ways. In groups, they perform a bean activity, find ratios, and write them in simplest form. Full Review »
- Grade Range
- 7th
- Rating
Students examine the relationship of fractions to decimals, percents, ratios, and proportions. They define key vocabulary terms, and observe the teacher model examples of each term. Students then independently solve ratio, proportions, and rates' problems and discuss the answers as a class. Full Review »
- Grade Range
- 7th
- Rating
Students compare and contrast distance, time, and rate problems using fractions, decimals, percents, ratios, and proportions. They define key vocabulary terms, observe the teacher model examples, and independently complete a worksheet. Full Review »
- Grade Range
- 7th - 9th
- Rating
Students explore the meaning of ratios and proportions. After exploring different methods of writing ratios, students identify ratios in real life problems. They explore how to set up a proportion and solve problems using cross products. Students solve proportions involving variables, and determine if two ratios are equal. Full Review »
- Grade Range
- 9th - 12th
- Rating
students investigate the concept of using a ratio in the work of construction and solve problems using real life applications. They read descriptions of how various types of construction professionals use ratios on the job. The lesson includes examples and dialogue for the teacher to use. Full Review »
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