Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide Properties of Multiplication & Division & Solving Problems
A guide to support parents as they work with their students in properties of multiplication and division and solving problems with units of 2- 5 and 10.
Illustrative Mathematics
Illustrative Mathematics: Picturing Factors in Different Orders
The purpose of this task is to help learners picture the multiplicative structure of the number 30 in different ways. Some of this structure is easier to communicate using grouping symbols, as it is easier to interpret...
Illustrative Mathematics
Illustrative Mathematics: 5.nf Grass Seedlings
For the sake of this commentary, let R be the height of Rual's seedlings (of course students do not need to use a letter to represent any number in this task). Student must compare the size of each of two products (112xR, and 34xR) to...
CK-12 Foundation
Ck 12: Elem Math: Determining the Missing Factor in a Decimal Equality
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are presented with equations involving multiplication and division and must find the missing terms. Includes video demonstrating a...
Better Lesson
Better Lesson: Understanding Multiplication With Equal Groups
Third graders develop their understanding of multiplication by grouping objects into equal groups to model the factors and products.
Khan Academy
Khan Academy: Fraction Multiplication as Scaling
Interpret how multiplying by a fraction greater or less than 1 affects the product. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Illustrative Mathematics
Illustrative Mathematics: Calculator Trouble
Even though students can solve this problem by multiplying, it is unlikely they will. Here it is much easier to answer the question if you can think of multiplying a number by a factor as scaling the number. Aligns with 5.NF.B.5.