- General Math
- Percents and Fractions
Per the American Pie Council, January 23 is National Pie Day! This is not to be confused with Pi Day, which celebrates mathematical symbol π. National Pie Day is a celebration of a beloved tasty treat...
- Percents and Fractions
- Plane Geometry
Today is Pi Day! Below are a few questions to celebrate. If June ate 1/4 of 2/3 of 1/2 of a pie, what fraction of the whole pie did she eat? Express your answer as a common fraction. To determine what...
- Number Theory
- Probability, Counting and Combinatorics
Mrs. Marble refers to the three students named Ashley in her 3rd period gym class as Ashley G., Ashley E. and Ashley V. Mrs. Marble needs to divide the class to make 6 teams of 5 players for the dodge...
- Algebraic Expressions and Equations
- Plane Geometry
- Probability, Counting and Combinatorics
The second round of the Major League Baseball play-offs is “best out of 5,” meaning that two teams will play each other until one team wins three games. How many different ways could this play-off...
- General Math
- Percents and Fractions
- Probability, Counting and Combinatorics
This time of year, various religions and cultures celebrate a variety of holidays, and there are as many reasons for celebrating as there are religions and cultures. One theme runs through all holiday...
- Plane Geometry
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Proportional Reasoning
With the 2022 Chapter Competition coming up next week, here are some problems from the 2021 Chapter and Chapter Invitational Competitions for extra practice! (Note: The structure of the 2021...
- Probability, Counting and Combinatorics
- Proportional Reasoning
- Solid Geometry
Last Thursday, March 17 was St. Patrick’s Day when, typically, more people than usual wear some article of green clothing. Patrick has a leprechaun hat that looks like a tall, green top hat. The main...
- Probability, Counting and Combinatorics
- Problem Solving (Misc.)
- Proportional Reasoning
The 2022 Raytheon Technologies MATHCOUNTS National Competition is coming up next weekend, and there has been lots of preparation going on behind the scenes! For example, T-shirts had to be ordered...
- Probability, Counting and Combinatorics
On the game show Wheel of Fortune®, contestants spin a wheel, like the one shown here, to determine how much money will be won for solving the puzzle. What is the probability that a contestant spins...