Texas Instruments
Texas Instruments: Gcd and Lcm
In this activity students use the Computer Algebra System CAS tool to compute greatest common divisor (GCD) and least common multiple (LCM) of numbers and expressions.
Alabama Learning Exchange
Alex: Is Your Order Up or Down?
The young scholars will be afforded opportunities to actively explore ordering numbers (from least to greatest and greatest to least). The students will engage in a whole group and cooperative learning group setting to explore ordering...
Khan Academy
Khan Academy: Compare and Order Absolute Values
Write an inequality to compare absolute values. Order numbers written in absolute value form from least to greatest. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Create the Greatest or Least Decimal Value From Given Numbers
[Free Registration/Login may be required to access all resource tools.] A practice quiz where students must make the greatest or least decimal number with the digits they are given.
CK-12 Foundation
Ck 12: Elem Math: Greatest to Least Value From a Set of Fractions and Decimals
[Free Registration/Login may be required to access all resource tools.] For this learning module, students compare fractions and decimals by first converting the fractions into decimals to determine which is the greatest or least....
CK-12 Foundation
Ck 12: Elem Math: Greatest and Least Value of a Set of Mixed Fractions
[Free Registration/Login may be required to access all resource tools.] For this learning module, students must find the sums of sets of integers, fractions, and decimals and state which is greatest or least. Includes video demonstrating...
Elias Saab
Math Drills: Lcm and Gcd Quiz
An interactive quiz which provides students with two numbers and asks them to find either the Least Common Multiple or the Greatest Common Divisor between them. Students input their solution and have the program evaluate it. Hints are...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Greatest Common Factors, Least Common Multiples
Math Forum response to request for info on how to find greatest common factors, and how this compares to least common multiples. Explanation includes examples of each.
PBS
Pbs Learning Media: Pizza Toppings
This Cyberchase video features Bianca who uses Venn Diagrams to make a pizza that satisfies the topping preferences of her friends.
Alabama Learning Exchange
Alex: Lining Up the Decimals
This instructional activity provides a chance for the students to order decimals from least to greatest and greatest to least. The numbers are based on a student's ability. This lesson plan was created as a result of the Girls Engaged in...
Illustrative Mathematics
Illustrative Mathematics: Ordering Numbers
Given a set of numbers, students need to decide where to place another set of numbers so they are ordered from least to greatest. This is a good precursor to greater than/less than. A detailed example is included.
Cuemath
Cuemath: Highest Common Factor
Explore the world of Highest Common Factor or Greatest Common Factor (GCF) by going through its various aspects and properties. Find answers to questions like what is the highest common factor for a group of numbers, easy ways to...
SMART Technologies
Smart: Factors and Multiples
Students are introduced to prime numbers, composite numbers, prime factorization, greatest common factor, and least common multiple in this SMART whiteboard activity.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems Number Theory
Practice using your graphing calculator for number theory problems, including prime factorization, greatest common factor, least common multiple, and scientific notation. If you get stumped or if you would like to check your work, then...
Better Lesson
Better Lesson: Prepping for the Exam!
Practicing math problems is a great way to study for a math test!
Purple Math
Purplemath: Algebra Resources
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
Calculator Soup
Calculator Soup: Ordering Fractions Calculator
Compare and order fractions, integers, mixed numbers and decimals in ascending or descending order. Order fractions from least to greatest or from greatest to least.
Teaching Treasures Publications
Teaching Treasures: Year Eight Nine Math (Page 1)
Review a variety of number sense skills using this interactive worksheet. Concepts include greatest common factor, lowest common multiple, rounding to the nearest thousandth, and determining percent. Answers can be checked immediately...
The Math League
The Math League: Fractions
This tutorial covers all types of fractions with simple explanations on how to work with them.
Discovery Education
Discovery Education: Web Math: General Math
An extraordinary site that will help you with your math homework. Presented in a format that is both easy to understand and educational. Navigate through numerous instant-answer, self-help math solvers to help you figure out your math...
Illustrative Mathematics
Illustrative Mathematics: Goody Bags
Students will practice counting with this small group activity - great for math stations! The teacher will pre-fill goodie bags with counting objects. Students count the objects, record the number on the post-it note and stick the...
CK-12 Foundation
Ck 12: Elem Math: Arranging Decimals and Fractions in Order of Increasing Value
[Free Registration/Login may be required to access all resource tools.] For this learning module, students compare and order fractions and decimals from greatest to least or vice versa. Includes video demonstrating a sample problem...