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- Grade Range
- 5th
- Rating
Students review the concept of prime factorization. Then, they use the rules for divisibility and other notions to find the prime factorization of unfamiliar numbers. They solve problems in a whole class setting. Full Review »
- 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
- 5th
- Rating
Students use prime factoration and the use of prime and composite numbers. Full Review »
- Grade Range
- 5th
- Rating
Students examine prime and composite numbers and prime factorization. They define prime and composite numbers, view a teacher demonstration, then demonstrate prime factorization using small squares of construction paper. Full Review »
- Grade Range
- 6th
- Rating
Students use the prime factorization of numbers to find the greatest common factor and least common multiple. Working in small groups, they solve problems using the greatest common factor and least common multiple. 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 - 8th
- Rating
Students research prime and composite numbers. With a partner, students use graph paper to draw rectangles of various sizes. They list the dimensions of rectangles and discuss how the dimensions relate to the factors of each number. Students perform the prime factorization of numbers. They find the Greatest Common Factor (GCF) of numbers. 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
- 5th - 8th
- Rating
Students study about factors and prime factorization. They study the definition of a factor, prime factors, and prime factorization and discern the differences in the three terms. Full Review »
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