MSTE
Office for Mathematics, Science, and Technology Education
College of Education @ University of Illinois

# MSTE Online Resource Catalog

Number & Operations

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### Interactive

Arbitrary Precision Calculator Binary Calculator Body Mass Index Tutorial Cliff Hanger Title Brief Description Category Date Adjust the precision on this web calculator. Number & Operations 8/16/2000 Learn to count in binary, including signed notation and adding 2 binary numbers. Number & Operations 7/24/2004 A javascript applet for calculating BMI. Number & Operations 5/18/2000 Ask Nick to take a random step while he braves the edge of a cliff. Number & Operations 11/3/2005 Explore addition using visual representation rather than just an abstract concept. Number & Operations 4/20/2000 Online random flash card generator for simple math operations. Number & Operations 3/8/2000 Create and graphically visualize a floating point system. Number & Operations 3/8/2000 See how addition and subtraction work. Number & Operations 9/10/2001 Convert numbers from one base to another. Number & Operations 12/16/2005 A prime number calculator that can handle numbers up to 16 digits long Number & Operations 9/19/2007 Demonstrate the probability of two randomly chosen integers being relatively prime. Number & Operations 3/25/2002 Compare rounding and truncation. Number & Operations 8/16/2000

### Lessons

Title Brief Description Category Date
A lesson to accompany the "Folding a Rectangular Prism" applet Number & Operations
1/1/2006
Use Excel to help students better understand Euclids Algorithm, Herons Algorithm, and the Estimation of pi. Number & Operations
12/11/1998
Students will reinforce their knowledge of fractions by using online pattern block activities. Number & Operations
7/20/1997
How many marbles will the pyramid have, if there are ten flights? Number & Operations
12/14/1998