# Cool Math - free online cool math lessons, cool math games

Date of publication: 2017-08-28 06:38

Egrafov, M.
If you ask mathematicians what they do, you always get the same answer. They think. They think about difficult and unusual problems. They do not think about ordinary problems: they just write down the answers.

## Challenging math problems, free math problems for

The American Mathematics Competitions are a series of examinations and curriculum materials that build problem-solving skills and mathematical knowledge in middle and high school students.

### IXL - Write variable equations: word problems (5th grade

Hints:  Always double check the sign of your answer. Does it make sense for the problem? When subtracting integers, be sure to subtract the smaller integer from the larger integer. The smaller integer is farther to the left on the number line.

#### Math Playground - Math Games | Give Your Brain A Workout!

Our Challenge Exercises for Pre-Algebra are now available only on  CD  or by  File Download. This in-depth lesson is part of an instructional unit on Pre-Algebra, with 8 in-depth lessons aligned to the Common Core. See the screen shot below, or view our  learning objectives.

The MAA&rsquo s American Mathematics Competitions program leads the nation in strengthening the mathematical capabilities of the next generation of problem-solvers. Through classroom resources and friendly competition, the MAA AMC program helps America&rsquo s educators identify talent and foster a love of mathematics. The MAA AMC program positively impacts the analytical skills needed for future careers in an innovative society.

Inspiring students with rich content from the MAA American Mathematics Competition, Curriculum Inspirations with James Tanton is a multimedia learning experience for the middle- and high-school communities.

Coolmath-
Our brain-training site, for everyone, where logic & thinking meets fun & games.
These games have no violence, no empty action, just a lot of challenges that will
make you forget you're getting a mental workout!

Directions:  Read each question below. Click once in an ANSWER BOX and type in your answer then click ENTER. After you click ENTER, a message will appear in the RESULTS BOX to indicate whether your answer is correct or incorrect. To start over, click CLEAR.  Each answer should be given as a positive or a negative integer.  Do not enter commas in your answers.