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2. Mathematics - Wikipedia

   en.wikipedia.org/wiki/Mathematics

   Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics with the major subdisciplines of number theory, [1] algebra, [2] geometry, [1] and analysis, [3 ...

3. Worksheet - Wikipedia

   en.wikipedia.org/wiki/Worksheet

   Worksheet generators are often used to develop the type of worksheets that contain a collection of similar problems. A worksheet generator is a software program that quickly generates a collection of problems, particularly in mathematics or numeracy. Such software is often used by teachers to make classroom materials and tests.

4. 30 Math Puzzles (with Answers) to Test Your Smarts - AOL

   www.aol.com/30-math-puzzles-answers-test...

   And, if you prefer your riddles free of math, we have great riddles for kids too. Math puzzles for kids Symbol sums. ... RELATED: Hard Math Problems That’ll Test Your Smarts. Safe code 1.

5. 10 Hard Math Problems That Even the Smartest People in the ...

   www.aol.com/10-hard-math-problems-even-150000090...

   One of the greatest unsolved mysteries in math is also very easy to write. Goldbach’s Conjecture is, “Every even number (greater than two) is the sum of two primes.”. You check this in your ...

6. Trachtenberg system - Wikipedia

   en.wikipedia.org/wiki/Trachtenberg_system

   The Trachtenberg system is a system of rapid mental calculation. The system consists of a number of readily memorized operations that allow one to perform arithmetic computations very quickly. It was developed by the Russian engineer Jakow Trachtenberg in order to keep his mind occupied while being in a Nazi concentration camp .

7. ADHD and Math: What's the Connection? - Healthline

   www.healthline.com/health/adhd-and-math

   This can make it harder to do math problems with multiple steps. For example, say you get the equation (1 + 2) x 4. First, you’d need to solve for 1 + 2 in the parentheses (3).