CK-12 Foundation
Ck 12: Elem Math: Grouping Word Problems
[Free Registration/Login may be required to access all resource tools.] The video describes solving a division word problem by using multiplication and grouping. The video is followed by additional problems for students to practice the...
Other
Chili Math: The Distributive Property of Multiplication Over Addition
The distributive property of multiplication over addition allows us to eliminate the grouping symbol, usually in the form of parenthesis. Illustrates the basic pattern or formula and how to apply it.
NumberNut
Number Nut: Shapes, Symbols, and Colors: Grouping
Find out how grouping is used in addition, multiplication and division. Then practice set recognition playing the two interactive games.
Alabama Learning Exchange
Alex: Burst Into Jolly Multiplication/division Factors
The following instructional activity will serve as a hands-on math activity reviewing the 2's and 3's multiplication and division factors. Young scholars will examine the relationship between multiplication and division using Starburst...
Beacon Learning Center
Beacon Learning Center: Groups of Dogs
Students solve multiplication problems using arrays in this interactive web lesson.
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Illustrative Mathematics
Illustrative Mathematics: 3.oa Gifts From Grandma, Variation 1
The first of these is a multiplication problem involving equal-sized groups. The next two reflect the two related division problems, How many groups? and How many in each group? CCSS.Math.Content.3.OA.A.3 Use multiplication and division...
Alabama Learning Exchange
Alex: Peep Peep
Students will take a virtual tour of a Peep Candy factory. Students will observe the way Peeps are packed in rectangle shaped arrays, 2 rows of 5.
Illustrative Mathematics
Illustrative Mathematics: Using Operations and Parentheses
The purpose of this task is to give learners a chance to work creatively with three of the four fundamental arithmetic operations (addition, subtraction, and multiplication). It is well suited for helping students develop fluency with...
Alabama Learning Exchange
Alex: Budgeting for the Oregon Trail
As a part of the online collaborative unit, Westward Ho!, students will work in cooperative groups of 4-5 students to decide what items they need to take on the Oregon Trail, determine the cost of the items, and complete a ledger to...
Other
Ask Lois Terms: Distributive Property
So, you don't know what the distributive property is. Never fear, just ask Lois! She knows all about the "Properties." Find this definition and others in this site were kids can email questions about math and get answers. Math terms...
Math Slice
Math Slice: Number Sense Math Drills
A group of topics that include counting with pictures to 20, sums to 100, finding the missing number in a sequence, multiplication, expanded and standard form, and basic computation practice with addition, subtraction, multiplication, or...