Illustrative Mathematics
Adding Multiples
Mathematicians practice communicating why the sum of two multiples of a number results in another multiple of that number. Encourage learners to construct a viable argument by applying the distributive property or by drawing a diagram....
Curated OER
Working With Common Factors and Common Multiples
In this math worksheet, students learn to find common factors and common multiples for sets of numbers. First students circle the common factors they see in the examples given. Then students list the factors and multiples for each number...
Curated OER
Babylonian Mathematics I
Learners examine a Babylonian clay tablet and the mathematics found on it as a catalyst to investigate a variety of mathematical ideas. They work with prime numbers, classify numbers as whole, integer, rational, or irrational and use...
Curated OER
Greatest Common Factor
In this problem solving worksheet, 5th graders practice solving the greatest common factors for 7 sets of whole numbers. Students write their answers in the boxes provided.
Curated OER
Calculating Common Factors
In this calculating common factors worksheet, students solve 11 short answer problems. Students simplify fractions in as few steps as possible by finding common factors.
Curated OER
Simplifying Rational Expressions
In this rational expression instructional activity, learners simplify the expression. They remove common factors in the numerator and denominator. This one-page instructional activity contains ten problems. Answers are provided at the...
Curated OER
Creative Factoring of Trinomials
Eighth graders consider an alternate method of factoring trinomials as opposed to guess and check. They can evaluate which method is easier and more appropriate for different problems.
Curated OER
Calculating Common Factors
In this calculating common factors worksheet, students solve 18 short answer problems. Students work with a partner to simplify fractions using common factors. Students compete to get the lowest score by simplifying each fraction to...
Curated OER
Common Factors
In this common factors worksheet, students list the common factors for 2 numbers in each problem with numbers up to 10. Students complete 4 problems.
Curated OER
Multiples
In this multiples worksheet, students complete multiple choice questions about multiples of a number and common factors of numbers. Students complete 10 questions.
Curated OER
Factors and Common Factors
In this factors and common factors activity, students put factors and common factors of each set of numbers in a Venn diagram. Students complete 6 Venn diagrams.
Curated OER
Common Factors and Common Multiples and Simple Exponents
Students explore factors and multiples. In this factors and multiples lesson plan, students learn the vocabulary words factor, common factor, multiple and common multiple. Students view examples of each and then complete activity sheets.
Curated OER
Common Factors
In this common factors worksheet, 9th graders solve 10 different problems that include determining the common factors in each equation. First, they determine the greatest common factor of both terms. Then, students factor out the...
Curated OER
Common Factors And Greatest Common Factors
In this common factors and greatest common factors worksheet, students, with a partner, problem solve the factors to twenty word problems and mathematical equations.
Curated OER
Common Factors
In this common factors worksheet, students use common factors to answer the word problems. Students complete 5 common factors word problems.