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Newsletter: Math Forum Internet News No. 5.31 (31 July 2000)
Posted:
Jul 28, 2000 8:33 AM


31 July 2000 Vol. 5, No. 31
This week marks the 200th issue of the Math Forum Internet News.
THE MATH FORUM INTERNET NEWS
Chips A Tally  iFigure Calculators Russian Peasant Multiplication  Dr. Math FAQ
Teachers who use the Math Forum's Problems of the Week (http://mathforum.com/pow/) are invited to join our new discussion area to read what others have to say and to share your thoughts: http://mathforum.com/discuss/powteach/
CHIPS A TALLY Bayonne, NJ Board of Education / three 5th grade teachers
http://www.angelfire.com/nj3/tally/
Are all cookies created equal? Are you getting your fair share of chocolate chips? Classes are invited to submit data to this collaborative math project designed to determine whether the number of chocolate chips in Chips Ahoy cookies is the same everywhere.
Registration: August 1  September 30, 2000 Project Begins: September 1, 2000 Collected Data Due: October 27, 2000 Results Posted: November 30, 2000
The site includes lesson plans that use statistics to analyze number of chips and percentage of chocolate, with directions, data sheets, and evaluation rubrics. Also: related science, social studies, and language arts activities; nobake recipes; and relevant New Jersey standards.
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iFIGURE
http://www.ifigure.com/
Links to online calculators and worksheets to help plan, solve, and make decisions about such problems and tasks as buying a home, investing money, figuring business profits, making statistical comparisons, or calculating pump pressure.
A searchable, annotated Mathematics and Statistics area offers calculators for Algebra, Calculus, Geometry, Statistics (descriptive, estimation, multivariate, probability, regression, testing, tutorials), Trigonometry, and Tutorials and Resources.
http://www.ifigure.com/math/math.htm
For more calculators on the Web, see the Math Forum's Internet Mathematics Library: Resource Types: Ed. Materials: Educational Tools/Objects: Calculators:
http://mathforum.com/library/resource_types/calculators/
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New from the Dr. Math FAQ
RUSSIAN PEASANT MULTIPLICATION  Ursula Whitcher
http://mathforum.com/dr.math/faq/faq.peasant.html
 RULES What is Russian peasant multiplication? How do I use it?
 REASONS Why does Russian peasant multiplication work?
 CONNECTIONS How is the Russian peasant algorithm related to binary numbers?
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The Math Forum ** 31 July 2000
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