Resources and Tools for Elementary Math Specialists and Teachers

Common Core State Standards for Mathematics

Grade(s) 4 resources related to the following standard:
Number and Operations in Base Ten
Use place value understanding and properties of operations to perform multi-digit arithmetic.
5. Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers, using strategies based on place value and the properties of operations. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.

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In this 14-minute video UK teacher Sally Hill uses patterns to help her students learn the multiples of four and understand how to apply that knowledge to more complex multi-digit problems. Head teacher Kate Frood discusses the school's guiding principles and her own style of leadership. The page includes a link to a pdf document summarizing K-4 Mental Math Strategies [cataloged separately].
Instructional Strategy, Lesson Plans, Video
Grade Level: 3, 4, 5
Resource is part of a PD collection
This article discusses the importance of abstraction and generalization in being able to use models and diagrams effectively, whether children are creating their own models to represent a situation and explain their thinking, or interpreting a provided model. The resource offers examples to illustrate these ideas as well as teaching strategies and activities in the areas of parity, mental addition, equivalent fractions, and multi-digit multiplication.
Activity, Instructional Strategy, Instructor Guide/Manual
Grade Level: 1, 2, 3, 4, 5
Resource is part of a PD collection
This brief article describes the life Of Leonardo of Pisa (Fibonacci) and his contributions to the number system and arithmetic. Included are a comparison of decimals and Roman numerals and a description of the origin of the Fibonacci sequence.
Reference Materials, Article
Grade Level: 4, 5, 6+