Math

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Basic Math & Pre-Algebra

1,001 Basic Math & Pre-Algebra Practice Problems For Dummies

To successfully master basic math, you need to practice addition, subtraction, multiplication, and division problems. You also need to understand order of operations, fractions, decimals, percents, ratios, weights and measures, and even a little geometry. [more…]

Basic Math & Pre-Algebra

How to Find the Least Common Multiple

The least common multiple (LCM) of a set of numbers is the lowest positive number that is a multiple of every number in that set. This article shows you how to find the LCM. [more…]

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Statistics

Measures of Association

Measures of association quantify the strength and the direction of the relationship between two data sets. Here are the two most commonly used measures of association: [more…]

Statistics

Measures of Central Tendency

Measures of central tendency show the center of a data set. Three of the most commonly used measures of central tendency are the mean, median, and mode. [more…]

Statistics

Measures of Central Dispersion

Measures of central dispersion show how "spread out" the elements of a data set are from the mean. Three of the most commonly used measures of central dispersion include the following: [more…]

Calculus Workbook For Dummies Extras

10 Things to Remember about Integration and Calculus

Integration is a fundamental part of calculus. If you want to become a fully integrated person (as opposed to a derivative one), integrate these integration rules and make them an integral part of your [more…]

Calculus Workbook For Dummies Extras

10 Quick Calculus Limit Problems

Limits are a key part of calculus. Quiz yourself on the following quick calculus limit problems. These limits are ones you should probably just memorize. [more…]

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