Archive for the 'Number and Operations' Category

Math in Spring and Summer Sports

In the springtime, some middle school students enjoy outdoor sports much more than they enjoy their math classes. Why not use two of these popular sports to our advantage in the classroom? The following problems with baseball and track themes challenge students to exercise some of the skills they learn in the middle school curriculum. […]

Posted in Topics: Arithmetic, Averages, Decimals, Fractions, Math, Measurement, Number and Operations, Percentage, Quick Takes, Real Data, Statistics

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Scale and Powers of 10

Scale is a unifying concept in science. Whether one is considering the size and scope of the universe, an atom, or anything in-between, conceptual understanding of scale is a prerequisite to understanding. Other phenomena requiring knowledge of scale include geologic time, pH, and maps. Cognitively, most middle school students hold a concrete, incomplete conception of […]

Posted in Topics: Math, Number and Operations, Quick Takes, Scale, Science, Science as Inquiry

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Distance-Rate-Time

Measurement is one of the core NCTM Principals and Standards for School Mathematics content standards, and rate is central to its practical application. While most middle school students know the distance-rate-time formula, they may still benefit from a closer study of the relationship.
Understanding Distance, Speed, and Time Relationships
Students see two runners move along a track. […]

Posted in Topics: Distance, Forces, Graphs, Math, Measurement, Motion, Number and Operations, Physical Sciences, Quick Takes, Rate, Science, Speed, Time

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Percentages

Mastering the concept of percentage and learning to solve practical problems involving percents are goals of the NCTM Principals and Standards for School Mathematics Number and Operations Standard for middle grades students. Here are several approaches to reaching those goals.
Figure This! Math Challenges for Families
Created for students in grades 6 to 8, the site offers […]

Posted in Topics: Math, Number and Operations, Percent, Quick Takes

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Those Dicey Decimals!

Understanding decimals is a “must” and practice with them a basic necessity. The first two resources here feature games that encourage practice at varying levels of mastery. The third site offers a visual, interactive experience in comparing decimal values, while the last site provides short, self-contained lessons and practice on individual topics.
MathFROG
MathFROG stands for […]

Posted in Topics: Decimals, Fractions, Math, Number and Operations, Place Value, Quick Takes

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