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- Grade Range
- 5th
- Rating
Students identify the prime factorization for 48 using different sets of factors. They find the prime factorization for 60. Full Review »
- Grade Range
- 7th
- Rating
Students practice determining the prime factorization of composite numbers. They create Christmas factor trees for prime numbers greater than 100. They decorate their final products with markers, crayons, colored pencils, glitter and glue. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students find the prime factorization of a composite number and write the results using exponents. They complete factor trees and write the prime factorization for each problem. Full Review »
- Grade Range
- 6th
- Rating
Students participate in a lesson that focuses on the concept of finding the prime factorization of a number. They write the answer using exponential notation. Students play a game of Bingo to keep engaged during the lesson. Full Review »
- Grade Range
- 7th
- Rating
Students examine and explain the rules of divisibility, prime and composite numbers, and multiples. They list the rules of divisibilty then practice completing repeated division process of factorization. They also create factor trees to indentify the prime numbers. Full Review »
- Grade Range
- 7th
- Rating
Students compare and contrast prime and composite numbers and multiples. They define and discuss key vocabulary terms and the rules of divisibility. Students observe the teacher model examples of the repeated division process of factorization, factor tree process, prime and composite numbers, and order of operations, and independently complete a worksheet. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students explore factors. They discuss factors, factor trees and prime factors. Students practice working with and finding various factors and prime factors. They discuss methods used to find factors. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students explore the use of factor trees and prime factors. They practice applying basic facts and performing mental computations. Students discuss factors and prime numbers and how to use a factor tree to find them. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students investigating the concept of factors and use the method of index notation in order to clarify meaning. The lesson includes example problems that are written to be executed in a discussion format. Students also practice writing factors in the form of exponents. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students practice factor trees. They use Paint in Microsoft Word to create factor trees. After completion, they use a calculator to check their answers. In addition, they visit websites to reinforce the information. Full Review »
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