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Basic Mathematics


Take a guided, problem-solving based approach to learning Basic Mathematics. These compilations provide unique perspectives and applications you won't find anywhere else.

Mathematical Fundamentals

What's inside
  • Introduction
  • Logical Reasoning
  • Numerical Reasoning
  • Contextual Reasoning
  • Algebraic Reasoning
  • Geometric Reasoning

Algebra Fundamentals

What's inside
  • Introduction
  • Simplifying Shortcuts
  • Arithmetic Logic and Magic
  • Balancing Scales
  • Sequences
  • Rates and Ratios

Geometry Fundamentals

What's inside
  • Introduction
  • Angles and Lengths
  • Area
  • Pythagoras' Geometry
  • Scaling and Volume
  • When Geometry Gets Tough

Additional Practice

Sharpen your skills with these quizzes designed to check your understanding of the fundamentals.

Pattern Recognition
  • Reasoning Skills

  • Basic Arithmetic

    Please Excuse My Dear Aunt Sally (PEMDAS), she has the hardest time remembering how to make sense of these arithmetic rules...

  • Fractions

    5 out of 4 people have trouble with fractions. Don't be one of them.

  • Decimals

    Coins are often used to express a fraction of a currency. In the US, a quarter is $0.25 and a dime is $0.10. Counting change is just one of many ways you can put decimals to use in everyday life.

  • Percentages

    Which is larger: 30% of 10, or 10% of 30? Are they the same?

  • Ratio, Rate, and Proportion

    If it takes 5 identical firetrucks 5 minutes to pump 5 kiloliters of water onto a fire, how long will it take 8 firetrucks pump 8 kiloliters? Hint: the answer isn't 8 minutes.


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