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How-To Guides

Step-by-step guides that teach you how to perform calculations manually.

313 guides
4 steps5 min

How to Calculate the Greatest Common Factor (GCF): Step-by-Step Guide

Learn to calculate the Greatest Common Factor (GCF) by hand using prime factorization. Step-by-step guide with examples, common pitfalls, and when to use a calculator.

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5 steps5 min

How to Calculate the Least Common Multiple (LCM) by Hand

Learn to calculate the Least Common Multiple (LCM) of two or more numbers by hand using prime factorization. Step-by-step guide with examples & common pitfalls.

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5 steps4 min

How to Calculate the Lowest Common Denominator (LCD): Step-by-Step Guide

Learn to find the Lowest Common Denominator (LCD) for fractions by hand using prime factorization. Includes examples and common pitfalls.

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5 steps5 min

How to Convert Percentages to Fractions: Step-by-Step Guide

Learn to manually convert any percentage to a fraction in its simplest form. Includes formula, examples, common pitfalls, and when to use a calculator.

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4 steps6 min

How to Convert a Fraction to a Percent: Step-by-Step Guide

Learn to convert any fraction to a percentage by hand! Simple steps, formula, worked examples, and common pitfalls explained.

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5 steps6 min

How to Convert a Fraction to a Decimal: Step-by-Step Guide

Learn to convert fractions to decimals by hand! This guide covers the division method, identifying repeating patterns, and converting to percentages.

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4 steps5 min

How to Convert Decimals to Fractions: Step-by-Step Guide

Learn to convert any decimal to a fraction in lowest terms by hand! Follow our easy steps, understand the formula, and master decimal-to-fraction conversions.

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4 steps5 min

How to Simplify Complex Fractions: Step-by-Step Guide

Learn to simplify complex fractions step-by-step! Master two easy methods: division (invert & multiply) and LCD. Includes examples & common pitfalls.

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4 steps6 min

How to Simplify Fractions: Step-by-Step Guide

Learn to simplify fractions to their lowest terms using the GCF method. Step-by-step guide with examples, common pitfalls, and when to use a calculator.

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4 steps4 min

How to Calculate with Mixed Numbers: Step-by-Step Guide

Learn to manually add, subtract, multiply, and divide mixed numbers. Convert to improper fractions, perform operations, and simplify results. Includes examples!

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4 steps6 min

How to Add Fractions: Step-by-Step Guide

Learn to add two or more fractions by hand using the LCD method. Includes step-by-step examples, handling mixed numbers, and common pitfalls.

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4 steps7 min

How to Master Fractions: Add, Subtract, Multiply, Divide & Convert

Learn to add, subtract, multiply, divide, and convert fractions step-by-step with formulas, LCD method, and worked examples. Conquer fraction math!

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4 steps3 min

How to Calculate the Mean (Average): Step-by-Step Guide

Learn to calculate the mean (average) by hand! Understand the formula, follow a step-by-step example, and avoid common mistakes.

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